74187320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1381}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 179107200

約数和(自身を除く): 104919880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 1343, 1381, 1580, 2686, 2762, 3160, 5372, 5524, 6715, 6905, 10744, 11048, 13430, 13810, 23477, 26860, 27620, 46954, 53720, 55240, 93908, 109099, 117385, 187816, 218198, 234770, 436396, 469540, 545495, 872792, 939080, 1090990, 1854683, 2181980, 3709366, 4363960, 7418732, 9273415, 14837464, 18546830, 37093660, 74187320]

約数ペア:

[(1, 74187320), (2, 37093660), (4, 18546830), (5, 14837464), (8, 9273415), (10, 7418732), (17, 4363960), (20, 3709366), (34, 2181980), (40, 1854683), (68, 1090990), (79, 939080), (85, 872792), (136, 545495), (158, 469540), (170, 436396), (316, 234770), (340, 218198), (395, 187816), (632, 117385), (680, 109099), (790, 93908), (1343, 55240), (1381, 53720), (1580, 46954), (2686, 27620), (2762, 26860), (3160, 23477), (5372, 13810), (5524, 13430), (6715, 11048), (6905, 10744)]