1317503875

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7907}}^1$

素因数の和:7996

約数の個数: 32

約数和(自身を含む): 1736976384

約数和(自身を除く): 419472509

約数列:

[1, 5, 25, 31, 43, 125, 155, 215, 775, 1075, 1333, 3875, 5375, 6665, 7907, 33325, 39535, 166625, 197675, 245117, 340001, 988375, 1225585, 1700005, 6127925, 8500025, 10540031, 30639625, 42500125, 52700155, 263500775, 1317503875]

約数ペア:

[(1, 1317503875), (5, 263500775), (25, 52700155), (31, 42500125), (43, 30639625), (125, 10540031), (155, 8500025), (215, 6127925), (775, 1700005), (1075, 1225585), (1333, 988375), (3875, 340001), (5375, 245117), (6665, 197675), (7907, 166625), (33325, 39535)]