20125478997040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{3119}}^1\times {\mathrm{8191}}^1$

素因数の和:11595

約数の個数: 160

約数和(自身を含む): 48110292172800

約数和(自身を除く): 27984813175760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 229, 344, 430, 458, 688, 860, 916, 1145, 1720, 1832, 2290, 3119, 3440, 3664, 4580, 6238, 8191, 9160, 9847, 12476, 15595, 16382, 18320, 19694, 24952, 31190, 32764, 39388, 40955, 49235, 49904, 62380, 65528, 78776, 81910, 98470, 124760, 131056, 134117, 157552, 163820, 196940, 249520, 268234, 327640, 352213, 393880, 536468, 655280, 670585, 704426, 714251, 787760, 1072936, 1341170, 1408852, 1428502, 1761065, 1875739, 2145872, 2682340, 2817704, 2857004, 3522130, 3571255, 3751478, 5364680, 5635408, 5714008, 7044260, 7142510, 7502956, 9378695, 10729360, 11428016, 14088520, 14285020, 15005912, 18757390, 25547729, 28177040, 28570040, 30011824, 30712793, 37514780, 51095458, 57140080, 61425586, 75029560, 80656777, 102190916, 122851172, 127738645, 150059120, 153563965, 161313554, 204381832, 245702344, 255477290, 307127930, 322627108, 403283885, 408763664, 491404688, 510954580, 614255860, 645254216, 806567770, 1021909160, 1098552347, 1228511720, 1290508432, 1613135540, 2043818320, 2197104694, 2457023440, 3226271080, 4394209388, 5492761735, 5850429941, 6452542160, 8788418776, 10985523470, 11700859882, 17576837552, 21971046940, 23401719764, 29252149705, 43942093880, 46803439528, 58504299410, 87884187760, 93606879056, 117008598820, 234017197640, 251568487463, 468034395280, 503136974926, 1006273949852, 1257842437315, 2012547899704, 2515684874630, 4025095799408, 5031369749260, 10062739498520, 20125478997040]

約数ペア:

[(1, 20125478997040), (2, 10062739498520), (4, 5031369749260), (5, 4025095799408), (8, 2515684874630), (10, 2012547899704), (16, 1257842437315), (20, 1006273949852), (40, 503136974926), (43, 468034395280), (80, 251568487463), (86, 234017197640), (172, 117008598820), (215, 93606879056), (229, 87884187760), (344, 58504299410), (430, 46803439528), (458, 43942093880), (688, 29252149705), (860, 23401719764), (916, 21971046940), (1145, 17576837552), (1720, 11700859882), (1832, 10985523470), (2290, 8788418776), (3119, 6452542160), (3440, 5850429941), (3664, 5492761735), (4580, 4394209388), (6238, 3226271080), (8191, 2457023440), (9160, 2197104694), (9847, 2043818320), (12476, 1613135540), (15595, 1290508432), (16382, 1228511720), (18320, 1098552347), (19694, 1021909160), (24952, 806567770), (31190, 645254216), (32764, 614255860), (39388, 510954580), (40955, 491404688), (49235, 408763664), (49904, 403283885), (62380, 322627108), (65528, 307127930), (78776, 255477290), (81910, 245702344), (98470, 204381832), (124760, 161313554), (131056, 153563965), (134117, 150059120), (157552, 127738645), (163820, 122851172), (196940, 102190916), (249520, 80656777), (268234, 75029560), (327640, 61425586), (352213, 57140080), (393880, 51095458), (536468, 37514780), (655280, 30712793), (670585, 30011824), (704426, 28570040), (714251, 28177040), (787760, 25547729), (1072936, 18757390), (1341170, 15005912), (1408852, 14285020), (1428502, 14088520), (1761065, 11428016), (1875739, 10729360), (2145872, 9378695), (2682340, 7502956), (2817704, 7142510), (2857004, 7044260), (3522130, 5714008), (3571255, 5635408), (3751478, 5364680)]