25919560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{811}}^1$

素因数の和:886

約数の個数: 64

約数和(自身を含む): 63141120

約数和(自身を除く): 37221560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 811, 940, 1598, 1622, 1880, 3196, 3244, 3995, 4055, 6392, 6488, 7990, 8110, 13787, 15980, 16220, 27574, 31960, 32440, 38117, 55148, 68935, 76234, 110296, 137870, 152468, 190585, 275740, 304936, 381170, 551480, 647989, 762340, 1295978, 1524680, 2591956, 3239945, 5183912, 6479890, 12959780, 25919560]

約数ペア:

[(1, 25919560), (2, 12959780), (4, 6479890), (5, 5183912), (8, 3239945), (10, 2591956), (17, 1524680), (20, 1295978), (34, 762340), (40, 647989), (47, 551480), (68, 381170), (85, 304936), (94, 275740), (136, 190585), (170, 152468), (188, 137870), (235, 110296), (340, 76234), (376, 68935), (470, 55148), (680, 38117), (799, 32440), (811, 31960), (940, 27574), (1598, 16220), (1622, 15980), (1880, 13787), (3196, 8110), (3244, 7990), (3995, 6488), (4055, 6392)]