80517440

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 168

約数和(自身を含む): 219483432

約数和(自身を除く): 138965992

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 41, 64, 68, 76, 80, 82, 85, 95, 136, 152, 160, 164, 170, 190, 205, 272, 304, 320, 323, 328, 340, 361, 380, 410, 544, 608, 646, 656, 680, 697, 722, 760, 779, 820, 1088, 1216, 1292, 1312, 1360, 1394, 1444, 1520, 1558, 1615, 1640, 1805, 2584, 2624, 2720, 2788, 2888, 3040, 3116, 3230, 3280, 3485, 3610, 3895, 5168, 5440, 5576, 5776, 6080, 6137, 6232, 6460, 6560, 6970, 7220, 7790, 10336, 11152, 11552, 12274, 12464, 12920, 13120, 13243, 13940, 14440, 14801, 15580, 20672, 22304, 23104, 24548, 24928, 25840, 26486, 27880, 28880, 29602, 30685, 31160, 44608, 49096, 49856, 51680, 52972, 55760, 57760, 59204, 61370, 62320, 66215, 74005, 98192, 103360, 105944, 111520, 115520, 118408, 122740, 124640, 132430, 148010, 196384, 211888, 223040, 236816, 245480, 249280, 251617, 264860, 296020, 392768, 423776, 473632, 490960, 503234, 529720, 592040, 847552, 947264, 981920, 1006468, 1059440, 1184080, 1258085, 1963840, 2012936, 2118880, 2368160, 2516170, 4025872, 4237760, 4736320, 5032340, 8051744, 10064680, 16103488, 20129360, 40258720, 80517440]

約数ペア:

[(1, 80517440), (2, 40258720), (4, 20129360), (5, 16103488), (8, 10064680), (10, 8051744), (16, 5032340), (17, 4736320), (19, 4237760), (20, 4025872), (32, 2516170), (34, 2368160), (38, 2118880), (40, 2012936), (41, 1963840), (64, 1258085), (68, 1184080), (76, 1059440), (80, 1006468), (82, 981920), (85, 947264), (95, 847552), (136, 592040), (152, 529720), (160, 503234), (164, 490960), (170, 473632), (190, 423776), (205, 392768), (272, 296020), (304, 264860), (320, 251617), (323, 249280), (328, 245480), (340, 236816), (361, 223040), (380, 211888), (410, 196384), (544, 148010), (608, 132430), (646, 124640), (656, 122740), (680, 118408), (697, 115520), (722, 111520), (760, 105944), (779, 103360), (820, 98192), (1088, 74005), (1216, 66215), (1292, 62320), (1312, 61370), (1360, 59204), (1394, 57760), (1444, 55760), (1520, 52972), (1558, 51680), (1615, 49856), (1640, 49096), (1805, 44608), (2584, 31160), (2624, 30685), (2720, 29602), (2788, 28880), (2888, 27880), (3040, 26486), (3116, 25840), (3230, 24928), (3280, 24548), (3485, 23104), (3610, 22304), (3895, 20672), (5168, 15580), (5440, 14801), (5576, 14440), (5776, 13940), (6080, 13243), (6137, 13120), (6232, 12920), (6460, 12464), (6560, 12274), (6970, 11552), (7220, 11152), (7790, 10336)]