256582976

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5227}}^1$

素因数の和:5311

約数の個数: 56

約数和(自身を含む): 557723040

約数和(自身を除く): 301140064

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 104, 118, 208, 236, 416, 472, 767, 832, 944, 1534, 1888, 3068, 3776, 5227, 6136, 10454, 12272, 20908, 24544, 41816, 49088, 67951, 83632, 135902, 167264, 271804, 308393, 334528, 543608, 616786, 1087216, 1233572, 2174432, 2467144, 4009109, 4348864, 4934288, 8018218, 9868576, 16036436, 19737152, 32072872, 64145744, 128291488, 256582976]

約数ペア:

[(1, 256582976), (2, 128291488), (4, 64145744), (8, 32072872), (13, 19737152), (16, 16036436), (26, 9868576), (32, 8018218), (52, 4934288), (59, 4348864), (64, 4009109), (104, 2467144), (118, 2174432), (208, 1233572), (236, 1087216), (416, 616786), (472, 543608), (767, 334528), (832, 308393), (944, 271804), (1534, 167264), (1888, 135902), (3068, 83632), (3776, 67951), (5227, 49088), (6136, 41816), (10454, 24544), (12272, 20908)]