66759740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 154828800

約数和(自身を除く): 88069060

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 47, 58, 62, 79, 94, 116, 124, 145, 155, 158, 188, 235, 290, 310, 316, 395, 470, 580, 620, 790, 899, 940, 1363, 1457, 1580, 1798, 2291, 2449, 2726, 2914, 3596, 3713, 4495, 4582, 4898, 5452, 5828, 6815, 7285, 7426, 8990, 9164, 9796, 11455, 12245, 13630, 14570, 14852, 17980, 18565, 22910, 24490, 27260, 29140, 37130, 42253, 45820, 48980, 71021, 74260, 84506, 107677, 115103, 142042, 169012, 211265, 215354, 230206, 284084, 355105, 422530, 430708, 460412, 538385, 575515, 710210, 845060, 1076770, 1151030, 1420420, 2153540, 2302060, 3337987, 6675974, 13351948, 16689935, 33379870, 66759740]

約数ペア:

[(1, 66759740), (2, 33379870), (4, 16689935), (5, 13351948), (10, 6675974), (20, 3337987), (29, 2302060), (31, 2153540), (47, 1420420), (58, 1151030), (62, 1076770), (79, 845060), (94, 710210), (116, 575515), (124, 538385), (145, 460412), (155, 430708), (158, 422530), (188, 355105), (235, 284084), (290, 230206), (310, 215354), (316, 211265), (395, 169012), (470, 142042), (580, 115103), (620, 107677), (790, 84506), (899, 74260), (940, 71021), (1363, 48980), (1457, 45820), (1580, 42253), (1798, 37130), (2291, 29140), (2449, 27260), (2726, 24490), (2914, 22910), (3596, 18565), (3713, 17980), (4495, 14852), (4582, 14570), (4898, 13630), (5452, 12245), (5828, 11455), (6815, 9796), (7285, 9164), (7426, 8990)]