131448928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10193}}^1$

素因数の和:10247

約数の個数: 48

約数和(自身を含む): 287715456

約数和(自身を除く): 156266528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 10193, 12896, 20386, 40772, 81544, 132509, 163088, 265018, 315983, 326176, 530036, 631966, 1060072, 1263932, 2120144, 2527864, 4107779, 4240288, 5055728, 8215558, 10111456, 16431116, 32862232, 65724464, 131448928]

約数ペア:

[(1, 131448928), (2, 65724464), (4, 32862232), (8, 16431116), (13, 10111456), (16, 8215558), (26, 5055728), (31, 4240288), (32, 4107779), (52, 2527864), (62, 2120144), (104, 1263932), (124, 1060072), (208, 631966), (248, 530036), (403, 326176), (416, 315983), (496, 265018), (806, 163088), (992, 132509), (1612, 81544), (3224, 40772), (6448, 20386), (10193, 12896)]