65437528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20297}}^1$

素因数の和:20347

約数の個数: 32

約数和(自身を含む): 136402560

約数和(自身を除く): 70965032

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 20297, 40594, 81188, 162376, 263861, 527722, 629207, 1055444, 1258414, 2110888, 2516828, 5033656, 8179691, 16359382, 32718764, 65437528]

約数ペア:

[(1, 65437528), (2, 32718764), (4, 16359382), (8, 8179691), (13, 5033656), (26, 2516828), (31, 2110888), (52, 1258414), (62, 1055444), (104, 629207), (124, 527722), (248, 263861), (403, 162376), (806, 81188), (1612, 40594), (3224, 20297)]