71385808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11071}}^1$

素因数の和:11123

約数の個数: 40

約数和(自身を含む): 153767936

約数和(自身を除く): 82382128

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 11071, 22142, 44284, 88568, 143923, 177136, 287846, 343201, 575692, 686402, 1151384, 1372804, 2302768, 2745608, 4461613, 5491216, 8923226, 17846452, 35692904, 71385808]

約数ペア:

[(1, 71385808), (2, 35692904), (4, 17846452), (8, 8923226), (13, 5491216), (16, 4461613), (26, 2745608), (31, 2302768), (52, 1372804), (62, 1151384), (104, 686402), (124, 575692), (208, 343201), (248, 287846), (403, 177136), (496, 143923), (806, 88568), (1612, 44284), (3224, 22142), (6448, 11071)]