155016880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113983}}^1$

素因数の和:114013

約数の個数: 40

約数和(自身を含む): 381618432

約数和(自身を除く): 226601552

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 113983, 227966, 455932, 569915, 911864, 1139830, 1823728, 1937711, 2279660, 3875422, 4559320, 7750844, 9118640, 9688555, 15501688, 19377110, 31003376, 38754220, 77508440, 155016880]

約数ペア:

[(1, 155016880), (2, 77508440), (4, 38754220), (5, 31003376), (8, 19377110), (10, 15501688), (16, 9688555), (17, 9118640), (20, 7750844), (34, 4559320), (40, 3875422), (68, 2279660), (80, 1937711), (85, 1823728), (136, 1139830), (170, 911864), (272, 569915), (340, 455932), (680, 227966), (1360, 113983)]