87747040

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18911}}^1$

素因数の和:18955

約数の個数: 48

約数和(自身を含む): 214462080

約数和(自身を除く): 126715040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 18911, 37822, 75644, 94555, 151288, 189110, 302576, 378220, 548419, 605152, 756440, 1096838, 1512880, 2193676, 2742095, 3025760, 4387352, 5484190, 8774704, 10968380, 17549408, 21936760, 43873520, 87747040]

約数ペア:

[(1, 87747040), (2, 43873520), (4, 21936760), (5, 17549408), (8, 10968380), (10, 8774704), (16, 5484190), (20, 4387352), (29, 3025760), (32, 2742095), (40, 2193676), (58, 1512880), (80, 1096838), (116, 756440), (145, 605152), (160, 548419), (232, 378220), (290, 302576), (464, 189110), (580, 151288), (928, 94555), (1160, 75644), (2320, 37822), (4640, 18911)]