68063440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 167774976

約数和(自身を除く): 99711536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 71, 80, 92, 115, 142, 184, 230, 284, 355, 368, 460, 521, 568, 710, 920, 1042, 1136, 1420, 1633, 1840, 2084, 2605, 2840, 3266, 4168, 5210, 5680, 6532, 8165, 8336, 10420, 11983, 13064, 16330, 20840, 23966, 26128, 32660, 36991, 41680, 47932, 59915, 65320, 73982, 95864, 119830, 130640, 147964, 184955, 191728, 239660, 295928, 369910, 479320, 591856, 739820, 850793, 958640, 1479640, 1701586, 2959280, 3403172, 4253965, 6806344, 8507930, 13612688, 17015860, 34031720, 68063440]

約数ペア:

[(1, 68063440), (2, 34031720), (4, 17015860), (5, 13612688), (8, 8507930), (10, 6806344), (16, 4253965), (20, 3403172), (23, 2959280), (40, 1701586), (46, 1479640), (71, 958640), (80, 850793), (92, 739820), (115, 591856), (142, 479320), (184, 369910), (230, 295928), (284, 239660), (355, 191728), (368, 184955), (460, 147964), (521, 130640), (568, 119830), (710, 95864), (920, 73982), (1042, 65320), (1136, 59915), (1420, 47932), (1633, 41680), (1840, 36991), (2084, 32660), (2605, 26128), (2840, 23966), (3266, 20840), (4168, 16330), (5210, 13064), (5680, 11983), (6532, 10420), (8165, 8336)]