256026337456

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{1123}}^1\times {\mathrm{1531}}^1$

素因数の和:2930

約数の個数: 80

約数和(自身を含む): 511176532608

約数和(自身を除く): 255150195152

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 227, 328, 454, 656, 908, 1123, 1531, 1816, 2246, 3062, 3632, 4492, 6124, 8984, 9307, 12248, 17968, 18614, 24496, 37228, 46043, 62771, 74456, 92086, 125542, 148912, 184172, 251084, 254921, 347537, 368344, 502168, 509842, 695074, 736688, 1004336, 1019684, 1390148, 1719313, 2039368, 2780296, 3438626, 4078736, 5560592, 6877252, 10451761, 13754504, 14249017, 20903522, 27509008, 28498034, 41807044, 56996068, 70491833, 83614088, 113992136, 140983666, 167228176, 227984272, 281967332, 390284051, 563934664, 780568102, 1127869328, 1561136204, 3122272408, 6244544816, 16001646091, 32003292182, 64006584364, 128013168728, 256026337456]

約数ペア:

[(1, 256026337456), (2, 128013168728), (4, 64006584364), (8, 32003292182), (16, 16001646091), (41, 6244544816), (82, 3122272408), (164, 1561136204), (227, 1127869328), (328, 780568102), (454, 563934664), (656, 390284051), (908, 281967332), (1123, 227984272), (1531, 167228176), (1816, 140983666), (2246, 113992136), (3062, 83614088), (3632, 70491833), (4492, 56996068), (6124, 41807044), (8984, 28498034), (9307, 27509008), (12248, 20903522), (17968, 14249017), (18614, 13754504), (24496, 10451761), (37228, 6877252), (46043, 5560592), (62771, 4078736), (74456, 3438626), (92086, 2780296), (125542, 2039368), (148912, 1719313), (184172, 1390148), (251084, 1019684), (254921, 1004336), (347537, 736688), (368344, 695074), (502168, 509842)]