64885616

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{98911}}^1$

素因数の和:98960

約数の個数: 20

約数和(自身を含む): 128783424

約数和(自身を除く): 63897808

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 98911, 197822, 395644, 791288, 1582576, 4055351, 8110702, 16221404, 32442808, 64885616]

約数ペア:

[(1, 64885616), (2, 32442808), (4, 16221404), (8, 8110702), (16, 4055351), (41, 1582576), (82, 791288), (164, 395644), (328, 197822), (656, 98911)]