68914768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8081}}^1$

素因数の和:8143

約数の個数: 40

約数和(自身を含む): 147318696

約数和(自身を除く): 78403928

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 328, 533, 656, 1066, 2132, 4264, 8081, 8528, 16162, 32324, 64648, 105053, 129296, 210106, 331321, 420212, 662642, 840424, 1325284, 1680848, 2650568, 4307173, 5301136, 8614346, 17228692, 34457384, 68914768]

約数ペア:

[(1, 68914768), (2, 34457384), (4, 17228692), (8, 8614346), (13, 5301136), (16, 4307173), (26, 2650568), (41, 1680848), (52, 1325284), (82, 840424), (104, 662642), (164, 420212), (208, 331321), (328, 210106), (533, 129296), (656, 105053), (1066, 64648), (2132, 32324), (4264, 16162), (8081, 8528)]