542425390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{6449}}^1$

素因数の和:7116

約数の個数: 32

約数和(自身を含む): 1053259200

約数和(自身を除く): 510833810

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 647, 1294, 3235, 6449, 6470, 8411, 12898, 16822, 32245, 42055, 64490, 83837, 84110, 167674, 419185, 838370, 4172503, 8345006, 20862515, 41725030, 54242539, 108485078, 271212695, 542425390]

約数ペア:

[(1, 542425390), (2, 271212695), (5, 108485078), (10, 54242539), (13, 41725030), (26, 20862515), (65, 8345006), (130, 4172503), (647, 838370), (1294, 419185), (3235, 167674), (6449, 84110), (6470, 83837), (8411, 64490), (12898, 42055), (16822, 32245)]