87746672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2687}}^1$

素因数の和:2865

約数の個数: 40

約数和(自身を含む): 184321536

約数和(自身を除く): 96574864

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 1256, 2041, 2512, 2687, 4082, 5374, 8164, 10748, 16328, 21496, 32656, 34931, 42992, 69862, 139724, 279448, 421859, 558896, 843718, 1687436, 3374872, 5484167, 6749744, 10968334, 21936668, 43873336, 87746672]

約数ペア:

[(1, 87746672), (2, 43873336), (4, 21936668), (8, 10968334), (13, 6749744), (16, 5484167), (26, 3374872), (52, 1687436), (104, 843718), (157, 558896), (208, 421859), (314, 279448), (628, 139724), (1256, 69862), (2041, 42992), (2512, 34931), (2687, 32656), (4082, 21496), (5374, 16328), (8164, 10748)]