79748840

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{68749}}^1$

素因数の和:68789

約数の個数: 32

約数和(自身を含む): 185625000

約数和(自身を除く): 105876160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 68749, 137498, 274996, 343745, 549992, 687490, 1374980, 1993721, 2749960, 3987442, 7974884, 9968605, 15949768, 19937210, 39874420, 79748840]

約数ペア:

[(1, 79748840), (2, 39874420), (4, 19937210), (5, 15949768), (8, 9968605), (10, 7974884), (20, 3987442), (29, 2749960), (40, 1993721), (58, 1374980), (116, 687490), (145, 549992), (232, 343745), (290, 274996), (580, 137498), (1160, 68749)]