66312580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 155457792

約数和(自身を除く): 89145212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 67, 68, 71, 82, 85, 134, 142, 164, 170, 205, 268, 284, 335, 340, 355, 410, 670, 697, 710, 820, 1139, 1207, 1340, 1394, 1420, 2278, 2414, 2747, 2788, 2911, 3485, 4556, 4757, 4828, 5494, 5695, 5822, 6035, 6970, 9514, 10988, 11390, 11644, 12070, 13735, 13940, 14555, 19028, 22780, 23785, 24140, 27470, 29110, 46699, 47570, 49487, 54940, 58220, 80869, 93398, 95140, 98974, 161738, 186796, 195037, 197948, 233495, 247435, 323476, 390074, 404345, 466990, 494870, 780148, 808690, 933980, 975185, 989740, 1617380, 1950370, 3315629, 3900740, 6631258, 13262516, 16578145, 33156290, 66312580]

約数ペア:

[(1, 66312580), (2, 33156290), (4, 16578145), (5, 13262516), (10, 6631258), (17, 3900740), (20, 3315629), (34, 1950370), (41, 1617380), (67, 989740), (68, 975185), (71, 933980), (82, 808690), (85, 780148), (134, 494870), (142, 466990), (164, 404345), (170, 390074), (205, 323476), (268, 247435), (284, 233495), (335, 197948), (340, 195037), (355, 186796), (410, 161738), (670, 98974), (697, 95140), (710, 93398), (820, 80869), (1139, 58220), (1207, 54940), (1340, 49487), (1394, 47570), (1420, 46699), (2278, 29110), (2414, 27470), (2747, 24140), (2788, 23785), (2911, 22780), (3485, 19028), (4556, 14555), (4757, 13940), (4828, 13735), (5494, 12070), (5695, 11644), (5822, 11390), (6035, 10988), (6970, 9514)]