650212810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{35983}}^1$

素因数の和:36142

約数の個数: 32

約数和(自身を含む): 1269515520

約数和(自身を除く): 619302710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 278, 695, 1390, 1807, 3614, 9035, 18070, 35983, 71966, 179915, 359830, 467779, 935558, 2338895, 4677790, 5001637, 10003274, 25008185, 50016370, 65021281, 130042562, 325106405, 650212810]

約数ペア:

[(1, 650212810), (2, 325106405), (5, 130042562), (10, 65021281), (13, 50016370), (26, 25008185), (65, 10003274), (130, 5001637), (139, 4677790), (278, 2338895), (695, 935558), (1390, 467779), (1807, 359830), (3614, 179915), (9035, 71966), (18070, 35983)]