64969552

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{130987}}^1$

素因数の和:131026

約数の個数: 20

約数和(自身を含む): 129940096

約数和(自身を除く): 64970544

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 130987, 261974, 523948, 1047896, 2095792, 4060597, 8121194, 16242388, 32484776, 64969552]

約数ペア:

[(1, 64969552), (2, 32484776), (4, 16242388), (8, 8121194), (16, 4060597), (31, 2095792), (62, 1047896), (124, 523948), (248, 261974), (496, 130987)]