256089428

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10151}}^1$

素因数の和:10232

約数の個数: 48

約数和(自身を含む): 552593664

約数和(自身を除く): 296504236

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 53, 68, 106, 119, 212, 238, 371, 476, 742, 901, 1484, 1802, 3604, 6307, 10151, 12614, 20302, 25228, 40604, 71057, 142114, 172567, 284228, 345134, 538003, 690268, 1076006, 1207969, 2152012, 2415938, 3766021, 4831876, 7532042, 9146051, 15064084, 18292102, 36584204, 64022357, 128044714, 256089428]

約数ペア:

[(1, 256089428), (2, 128044714), (4, 64022357), (7, 36584204), (14, 18292102), (17, 15064084), (28, 9146051), (34, 7532042), (53, 4831876), (68, 3766021), (106, 2415938), (119, 2152012), (212, 1207969), (238, 1076006), (371, 690268), (476, 538003), (742, 345134), (901, 284228), (1484, 172567), (1802, 142114), (3604, 71057), (6307, 40604), (10151, 25228), (12614, 20302)]