29121489220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3121}}^1\times {\mathrm{6571}}^1$

素因数の和:9772

約数の個数: 48

約数和(自身を含む): 62045778816

約数和(自身を除く): 32924289596

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 3121, 6242, 6571, 12484, 13142, 15605, 26284, 31210, 32855, 62420, 65710, 131420, 221591, 443182, 466541, 886364, 933082, 1107955, 1866164, 2215910, 2332705, 4431820, 4665410, 9330820, 20508091, 41016182, 82032364, 102540455, 205080910, 410161820, 1456074461, 2912148922, 5824297844, 7280372305, 14560744610, 29121489220]

約数ペア:

[(1, 29121489220), (2, 14560744610), (4, 7280372305), (5, 5824297844), (10, 2912148922), (20, 1456074461), (71, 410161820), (142, 205080910), (284, 102540455), (355, 82032364), (710, 41016182), (1420, 20508091), (3121, 9330820), (6242, 4665410), (6571, 4431820), (12484, 2332705), (13142, 2215910), (15605, 1866164), (26284, 1107955), (31210, 933082), (32855, 886364), (62420, 466541), (65710, 443182), (131420, 221591)]