81791392

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2093

約数の個数: 48

約数和(自身を含む): 170360064

約数和(自身を除く): 88568672

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 2011, 2542, 4022, 5084, 8044, 10168, 16088, 20336, 32176, 40672, 62341, 64352, 82451, 124682, 164902, 249364, 329804, 498728, 659608, 997456, 1319216, 1994912, 2555981, 2638432, 5111962, 10223924, 20447848, 40895696, 81791392]

約数ペア:

[(1, 81791392), (2, 40895696), (4, 20447848), (8, 10223924), (16, 5111962), (31, 2638432), (32, 2555981), (41, 1994912), (62, 1319216), (82, 997456), (124, 659608), (164, 498728), (248, 329804), (328, 249364), (496, 164902), (656, 124682), (992, 82451), (1271, 64352), (1312, 62341), (2011, 40672), (2542, 32176), (4022, 20336), (5084, 16088), (8044, 10168)]