99456680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{80207}}^1$

素因数の和:80249

約数の個数: 32

約数和(自身を含む): 230999040

約数和(自身を除く): 131542360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 80207, 160414, 320828, 401035, 641656, 802070, 1604140, 2486417, 3208280, 4972834, 9945668, 12432085, 19891336, 24864170, 49728340, 99456680]

約数ペア:

[(1, 99456680), (2, 49728340), (4, 24864170), (5, 19891336), (8, 12432085), (10, 9945668), (20, 4972834), (31, 3208280), (40, 2486417), (62, 1604140), (124, 802070), (155, 641656), (248, 401035), (310, 320828), (620, 160414), (1240, 80207)]