64127812

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 136080000

約数和(自身を除く): 71952188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 149, 266, 298, 532, 596, 809, 1043, 1618, 2086, 2831, 3236, 4172, 5662, 5663, 11324, 11326, 15371, 19817, 22652, 30742, 39634, 61484, 79268, 107597, 120541, 215194, 241082, 430388, 482164, 843787, 1687574, 2290279, 3375148, 4580558, 9161116, 16031953, 32063906, 64127812]

約数ペア:

[(1, 64127812), (2, 32063906), (4, 16031953), (7, 9161116), (14, 4580558), (19, 3375148), (28, 2290279), (38, 1687574), (76, 843787), (133, 482164), (149, 430388), (266, 241082), (298, 215194), (532, 120541), (596, 107597), (809, 79268), (1043, 61484), (1618, 39634), (2086, 30742), (2831, 22652), (3236, 19817), (4172, 15371), (5662, 11326), (5663, 11324)]