25495376

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1399}}^1$

素因数の和:1491

約数の個数: 40

約数和(自身を含む): 53121600

約数和(自身を除く): 27626224

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 536, 1072, 1139, 1399, 2278, 2798, 4556, 5596, 9112, 11192, 18224, 22384, 23783, 47566, 93733, 95132, 187466, 190264, 374932, 380528, 749864, 1499728, 1593461, 3186922, 6373844, 12747688, 25495376]

約数ペア:

[(1, 25495376), (2, 12747688), (4, 6373844), (8, 3186922), (16, 1593461), (17, 1499728), (34, 749864), (67, 380528), (68, 374932), (134, 190264), (136, 187466), (268, 95132), (272, 93733), (536, 47566), (1072, 23783), (1139, 22384), (1399, 18224), (2278, 11192), (2798, 9112), (4556, 5596)]