70854640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1066

約数の個数: 80

約数和(自身を含む): 177899328

約数和(自身を除く): 107044688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 424, 530, 680, 848, 901, 983, 1060, 1360, 1802, 1966, 2120, 3604, 3932, 4240, 4505, 4915, 7208, 7864, 9010, 9830, 14416, 15728, 16711, 18020, 19660, 33422, 36040, 39320, 52099, 66844, 72080, 78640, 83555, 104198, 133688, 167110, 208396, 260495, 267376, 334220, 416792, 520990, 668440, 833584, 885683, 1041980, 1336880, 1771366, 2083960, 3542732, 4167920, 4428415, 7085464, 8856830, 14170928, 17713660, 35427320, 70854640]

約数ペア:

[(1, 70854640), (2, 35427320), (4, 17713660), (5, 14170928), (8, 8856830), (10, 7085464), (16, 4428415), (17, 4167920), (20, 3542732), (34, 2083960), (40, 1771366), (53, 1336880), (68, 1041980), (80, 885683), (85, 833584), (106, 668440), (136, 520990), (170, 416792), (212, 334220), (265, 267376), (272, 260495), (340, 208396), (424, 167110), (530, 133688), (680, 104198), (848, 83555), (901, 78640), (983, 72080), (1060, 66844), (1360, 52099), (1802, 39320), (1966, 36040), (2120, 33422), (3604, 19660), (3932, 18020), (4240, 16711), (4505, 15728), (4915, 14416), (7208, 9830), (7864, 9010)]