25570256

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{919}}^1$

素因数の和:1011

約数の個数: 40

約数和(自身を含む): 52020480

約数和(自身を除く): 26450224

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 148, 188, 296, 376, 592, 752, 919, 1739, 1838, 3478, 3676, 6956, 7352, 13912, 14704, 27824, 34003, 43193, 68006, 86386, 136012, 172772, 272024, 345544, 544048, 691088, 1598141, 3196282, 6392564, 12785128, 25570256]

約数ペア:

[(1, 25570256), (2, 12785128), (4, 6392564), (8, 3196282), (16, 1598141), (37, 691088), (47, 544048), (74, 345544), (94, 272024), (148, 172772), (188, 136012), (296, 86386), (376, 68006), (592, 43193), (752, 34003), (919, 27824), (1739, 14704), (1838, 13912), (3478, 7352), (3676, 6956)]