257836864

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{1013}}^1$

素因数の和:1163

約数の個数: 56

約数和(自身を含む): 530050248

約数和(自身を除く): 272213384

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 97, 164, 194, 328, 388, 656, 776, 1013, 1312, 1552, 2026, 2624, 3104, 3977, 4052, 6208, 7954, 8104, 15908, 16208, 31816, 32416, 41533, 63632, 64832, 83066, 98261, 127264, 166132, 196522, 254528, 332264, 393044, 664528, 786088, 1329056, 1572176, 2658112, 3144352, 4028701, 6288704, 8057402, 16114804, 32229608, 64459216, 128918432, 257836864]

約数ペア:

[(1, 257836864), (2, 128918432), (4, 64459216), (8, 32229608), (16, 16114804), (32, 8057402), (41, 6288704), (64, 4028701), (82, 3144352), (97, 2658112), (164, 1572176), (194, 1329056), (328, 786088), (388, 664528), (656, 393044), (776, 332264), (1013, 254528), (1312, 196522), (1552, 166132), (2026, 127264), (2624, 98261), (3104, 83066), (3977, 64832), (4052, 63632), (6208, 41533), (7954, 32416), (8104, 31816), (15908, 16208)]