85246520

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 198633600

約数和(自身を除く): 113387080

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 239, 241, 296, 370, 478, 482, 740, 956, 964, 1195, 1205, 1480, 1912, 1928, 2390, 2410, 4780, 4820, 8843, 8917, 9560, 9640, 17686, 17834, 35372, 35668, 44215, 44585, 57599, 70744, 71336, 88430, 89170, 115198, 176860, 178340, 230396, 287995, 353720, 356680, 460792, 575990, 1151980, 2131163, 2303960, 4262326, 8524652, 10655815, 17049304, 21311630, 42623260, 85246520]

約数ペア:

[(1, 85246520), (2, 42623260), (4, 21311630), (5, 17049304), (8, 10655815), (10, 8524652), (20, 4262326), (37, 2303960), (40, 2131163), (74, 1151980), (148, 575990), (185, 460792), (239, 356680), (241, 353720), (296, 287995), (370, 230396), (478, 178340), (482, 176860), (740, 115198), (956, 89170), (964, 88430), (1195, 71336), (1205, 70744), (1480, 57599), (1912, 44585), (1928, 44215), (2390, 35668), (2410, 35372), (4780, 17834), (4820, 17686), (8843, 9640), (8917, 9560)]