64801648

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{571}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 129585456

約数和(自身を除く): 64783808

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 173, 328, 346, 571, 656, 692, 1142, 1384, 2284, 2768, 4568, 7093, 9136, 14186, 23411, 28372, 46822, 56744, 93644, 98783, 113488, 187288, 197566, 374576, 395132, 790264, 1580528, 4050103, 8100206, 16200412, 32400824, 64801648]

約数ペア:

[(1, 64801648), (2, 32400824), (4, 16200412), (8, 8100206), (16, 4050103), (41, 1580528), (82, 790264), (164, 395132), (173, 374576), (328, 197566), (346, 187288), (571, 113488), (656, 98783), (692, 93644), (1142, 56744), (1384, 46822), (2284, 28372), (2768, 23411), (4568, 14186), (7093, 9136)]