1250879915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{1109}}^1$

素因数の和:1547

約数の個数: 32

約数和(自身を含む): 1636761600

約数和(自身を除く): 385881685

約数列:

[1, 5, 19, 31, 95, 155, 383, 589, 1109, 1915, 2945, 5545, 7277, 11873, 21071, 34379, 36385, 59365, 105355, 171895, 225587, 424747, 653201, 1127935, 2123735, 3266005, 8070193, 13167157, 40350965, 65835785, 250175983, 1250879915]

約数ペア:

[(1, 1250879915), (5, 250175983), (19, 65835785), (31, 40350965), (95, 13167157), (155, 8070193), (383, 3266005), (589, 2123735), (1109, 1127935), (1915, 653201), (2945, 424747), (5545, 225587), (7277, 171895), (11873, 105355), (21071, 59365), (34379, 36385)]