31525480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 88646400

約数和(自身を除く): 57120920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 85, 119, 136, 140, 148, 170, 179, 185, 238, 259, 280, 296, 340, 358, 370, 476, 518, 595, 629, 680, 716, 740, 895, 952, 1036, 1190, 1253, 1258, 1295, 1432, 1480, 1790, 2072, 2380, 2506, 2516, 2590, 3043, 3145, 3580, 4403, 4760, 5012, 5032, 5180, 6086, 6265, 6290, 6623, 7160, 8806, 10024, 10360, 12172, 12530, 12580, 13246, 15215, 17612, 21301, 22015, 24344, 25060, 25160, 26492, 30430, 33115, 35224, 42602, 44030, 46361, 50120, 52984, 60860, 66230, 85204, 88060, 92722, 106505, 112591, 121720, 132460, 170408, 176120, 185444, 213010, 225182, 231805, 264920, 370888, 426020, 450364, 463610, 562955, 788137, 852040, 900728, 927220, 1125910, 1576274, 1854440, 2251820, 3152548, 3940685, 4503640, 6305096, 7881370, 15762740, 31525480]

約数ペア:

[(1, 31525480), (2, 15762740), (4, 7881370), (5, 6305096), (7, 4503640), (8, 3940685), (10, 3152548), (14, 2251820), (17, 1854440), (20, 1576274), (28, 1125910), (34, 927220), (35, 900728), (37, 852040), (40, 788137), (56, 562955), (68, 463610), (70, 450364), (74, 426020), (85, 370888), (119, 264920), (136, 231805), (140, 225182), (148, 213010), (170, 185444), (179, 176120), (185, 170408), (238, 132460), (259, 121720), (280, 112591), (296, 106505), (340, 92722), (358, 88060), (370, 85204), (476, 66230), (518, 60860), (595, 52984), (629, 50120), (680, 46361), (716, 44030), (740, 42602), (895, 35224), (952, 33115), (1036, 30430), (1190, 26492), (1253, 25160), (1258, 25060), (1295, 24344), (1432, 22015), (1480, 21301), (1790, 17612), (2072, 15215), (2380, 13246), (2506, 12580), (2516, 12530), (2590, 12172), (3043, 10360), (3145, 10024), (3580, 8806), (4403, 7160), (4760, 6623), (5012, 6290), (5032, 6265), (5180, 6086)]