54479620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 123783408

約数和(自身を除く): 69303788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317, 634, 661, 1268, 1322, 1585, 2644, 3170, 3305, 4121, 6340, 6610, 8242, 8593, 13220, 16484, 17186, 20605, 34372, 41210, 42965, 82420, 85930, 171860, 209537, 419074, 838148, 1047685, 2095370, 2723981, 4190740, 5447962, 10895924, 13619905, 27239810, 54479620]

約数ペア:

[(1, 54479620), (2, 27239810), (4, 13619905), (5, 10895924), (10, 5447962), (13, 4190740), (20, 2723981), (26, 2095370), (52, 1047685), (65, 838148), (130, 419074), (260, 209537), (317, 171860), (634, 85930), (661, 82420), (1268, 42965), (1322, 41210), (1585, 34372), (2644, 20605), (3170, 17186), (3305, 16484), (4121, 13220), (6340, 8593), (6610, 8242)]