71516705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 99556128

約数和(自身を除く): 28039423

約数列:

[1, 5, 13, 17, 61, 65, 85, 221, 305, 793, 1037, 1061, 1105, 3965, 5185, 5305, 13481, 13793, 18037, 64721, 67405, 68965, 90185, 234481, 323605, 841373, 1100257, 1172405, 4206865, 5501285, 14303341, 71516705]

約数ペア:

[(1, 71516705), (5, 14303341), (13, 5501285), (17, 4206865), (61, 1172405), (65, 1100257), (85, 841373), (221, 323605), (305, 234481), (793, 90185), (1037, 68965), (1061, 67405), (1105, 64721), (3965, 18037), (5185, 13793), (5305, 13481)]