81560784

素因数分解:

$2^4\times 3^1\times {\mathrm{211}}^1\times {\mathrm{8053}}^1$

素因数の和:8275

約数の個数: 40

約数和(自身を含む): 211723552

約数和(自身を除く): 130162768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 211, 422, 633, 844, 1266, 1688, 2532, 3376, 5064, 8053, 10128, 16106, 24159, 32212, 48318, 64424, 96636, 128848, 193272, 386544, 1699183, 3398366, 5097549, 6796732, 10195098, 13593464, 20390196, 27186928, 40780392, 81560784]

約数ペア:

[(1, 81560784), (2, 40780392), (3, 27186928), (4, 20390196), (6, 13593464), (8, 10195098), (12, 6796732), (16, 5097549), (24, 3398366), (48, 1699183), (211, 386544), (422, 193272), (633, 128848), (844, 96636), (1266, 64424), (1688, 48318), (2532, 32212), (3376, 24159), (5064, 16106), (8053, 10128)]