87311680

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11863}}^1$

素因数の和:11903

約数の個数: 56

約数和(自身を含む): 216968832

約数和(自身を除く): 129657152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 160, 184, 230, 320, 368, 460, 736, 920, 1472, 1840, 3680, 7360, 11863, 23726, 47452, 59315, 94904, 118630, 189808, 237260, 272849, 379616, 474520, 545698, 759232, 949040, 1091396, 1364245, 1898080, 2182792, 2728490, 3796160, 4365584, 5456980, 8731168, 10913960, 17462336, 21827920, 43655840, 87311680]

約数ペア:

[(1, 87311680), (2, 43655840), (4, 21827920), (5, 17462336), (8, 10913960), (10, 8731168), (16, 5456980), (20, 4365584), (23, 3796160), (32, 2728490), (40, 2182792), (46, 1898080), (64, 1364245), (80, 1091396), (92, 949040), (115, 759232), (160, 545698), (184, 474520), (230, 379616), (320, 272849), (368, 237260), (460, 189808), (736, 118630), (920, 94904), (1472, 59315), (1840, 47452), (3680, 23726), (7360, 11863)]