256214768

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{2617}}^1$

素因数の和:2865

約数の個数: 40

約数和(自身を含む): 516164880

約数和(自身を除く): 259950112

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 211, 232, 422, 464, 844, 1688, 2617, 3376, 5234, 6119, 10468, 12238, 20936, 24476, 41872, 48952, 75893, 97904, 151786, 303572, 552187, 607144, 1104374, 1214288, 2208748, 4417496, 8834992, 16013423, 32026846, 64053692, 128107384, 256214768]

約数ペア:

[(1, 256214768), (2, 128107384), (4, 64053692), (8, 32026846), (16, 16013423), (29, 8834992), (58, 4417496), (116, 2208748), (211, 1214288), (232, 1104374), (422, 607144), (464, 552187), (844, 303572), (1688, 151786), (2617, 97904), (3376, 75893), (5234, 48952), (6119, 41872), (10468, 24476), (12238, 20936)]