40871150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 79950240

約数和(自身を除く): 39079090

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 71, 142, 145, 290, 355, 397, 710, 725, 794, 1450, 1775, 1985, 2059, 3550, 3970, 4118, 9925, 10295, 11513, 19850, 20590, 23026, 28187, 51475, 56374, 57565, 102950, 115130, 140935, 281870, 287825, 575650, 704675, 817423, 1409350, 1634846, 4087115, 8174230, 20435575, 40871150]

約数ペア:

[(1, 40871150), (2, 20435575), (5, 8174230), (10, 4087115), (25, 1634846), (29, 1409350), (50, 817423), (58, 704675), (71, 575650), (142, 287825), (145, 281870), (290, 140935), (355, 115130), (397, 102950), (710, 57565), (725, 56374), (794, 51475), (1450, 28187), (1775, 23026), (1985, 20590), (2059, 19850), (3550, 11513), (3970, 10295), (4118, 9925)]