25909360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19051}}^1$

素因数の和:19081

約数の個数: 40

約数和(自身を含む): 63786096

約数和(自身を除く): 37876736

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 19051, 38102, 76204, 95255, 152408, 190510, 304816, 323867, 381020, 647734, 762040, 1295468, 1524080, 1619335, 2590936, 3238670, 5181872, 6477340, 12954680, 25909360]

約数ペア:

[(1, 25909360), (2, 12954680), (4, 6477340), (5, 5181872), (8, 3238670), (10, 2590936), (16, 1619335), (17, 1524080), (20, 1295468), (34, 762040), (40, 647734), (68, 381020), (80, 323867), (85, 304816), (136, 190510), (170, 152408), (272, 95255), (340, 76204), (680, 38102), (1360, 19051)]