25880704

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 55080000

約数和(自身を除く): 29199296

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 64, 92, 118, 128, 149, 184, 236, 298, 368, 472, 596, 736, 944, 1192, 1357, 1472, 1888, 2384, 2714, 2944, 3427, 3776, 4768, 5428, 6854, 7552, 8791, 9536, 10856, 13708, 17582, 19072, 21712, 27416, 35164, 43424, 54832, 70328, 86848, 109664, 140656, 173696, 202193, 219328, 281312, 404386, 438656, 562624, 808772, 1125248, 1617544, 3235088, 6470176, 12940352, 25880704]

約数ペア:

[(1, 25880704), (2, 12940352), (4, 6470176), (8, 3235088), (16, 1617544), (23, 1125248), (32, 808772), (46, 562624), (59, 438656), (64, 404386), (92, 281312), (118, 219328), (128, 202193), (149, 173696), (184, 140656), (236, 109664), (298, 86848), (368, 70328), (472, 54832), (596, 43424), (736, 35164), (944, 27416), (1192, 21712), (1357, 19072), (1472, 17582), (1888, 13708), (2384, 10856), (2714, 9536), (2944, 8791), (3427, 7552), (3776, 6854), (4768, 5428)]