141891760

素因数分解:

$2^4\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2767}}^1$

素因数の和:3421

約数の個数: 40

約数和(自身を含む): 330532416

約数和(自身を除く): 188640656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 641, 1282, 2564, 2767, 3205, 5128, 5534, 6410, 10256, 11068, 12820, 13835, 22136, 25640, 27670, 44272, 51280, 55340, 110680, 221360, 1773647, 3547294, 7094588, 8868235, 14189176, 17736470, 28378352, 35472940, 70945880, 141891760]

約数ペア:

[(1, 141891760), (2, 70945880), (4, 35472940), (5, 28378352), (8, 17736470), (10, 14189176), (16, 8868235), (20, 7094588), (40, 3547294), (80, 1773647), (641, 221360), (1282, 110680), (2564, 55340), (2767, 51280), (3205, 44272), (5128, 27670), (5534, 25640), (6410, 22136), (10256, 13835), (11068, 12820)]