81054804584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1213}}^1\times {\mathrm{642517}}^1$

素因数の和:643749

約数の個数: 32

約数和(自身を含む): 163803538920

約数和(自身を除く): 82748734336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1213, 2426, 4852, 9704, 15769, 31538, 63076, 126152, 642517, 1285034, 2570068, 5140136, 8352721, 16705442, 33410884, 66821768, 779373121, 1558746242, 3117492484, 6234984968, 10131850573, 20263701146, 40527402292, 81054804584]

約数ペア:

[(1, 81054804584), (2, 40527402292), (4, 20263701146), (8, 10131850573), (13, 6234984968), (26, 3117492484), (52, 1558746242), (104, 779373121), (1213, 66821768), (2426, 33410884), (4852, 16705442), (9704, 8352721), (15769, 5140136), (31538, 2570068), (63076, 1285034), (126152, 642517)]