105905560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 247737600

約数和(自身を除く): 141832040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 268, 335, 344, 430, 536, 670, 860, 919, 1340, 1720, 1838, 2680, 2881, 3676, 4595, 5762, 7352, 9190, 11524, 14405, 18380, 23048, 28810, 36760, 39517, 57620, 61573, 79034, 115240, 123146, 158068, 197585, 246292, 307865, 316136, 395170, 492584, 615730, 790340, 1231460, 1580680, 2462920, 2647639, 5295278, 10590556, 13238195, 21181112, 26476390, 52952780, 105905560]

約数ペア:

[(1, 105905560), (2, 52952780), (4, 26476390), (5, 21181112), (8, 13238195), (10, 10590556), (20, 5295278), (40, 2647639), (43, 2462920), (67, 1580680), (86, 1231460), (134, 790340), (172, 615730), (215, 492584), (268, 395170), (335, 316136), (344, 307865), (430, 246292), (536, 197585), (670, 158068), (860, 123146), (919, 115240), (1340, 79034), (1720, 61573), (1838, 57620), (2680, 39517), (2881, 36760), (3676, 28810), (4595, 23048), (5762, 18380), (7352, 14405), (9190, 11524)]