160423640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{308507}}^1$

素因数の和:308531

約数の個数: 32

約数和(自身を含む): 388720080

約数和(自身を除く): 228296440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 308507, 617014, 1234028, 1542535, 2468056, 3085070, 4010591, 6170140, 8021182, 12340280, 16042364, 20052955, 32084728, 40105910, 80211820, 160423640]

約数ペア:

[(1, 160423640), (2, 80211820), (4, 40105910), (5, 32084728), (8, 20052955), (10, 16042364), (13, 12340280), (20, 8021182), (26, 6170140), (40, 4010591), (52, 3085070), (65, 2468056), (104, 1542535), (130, 1234028), (260, 617014), (520, 308507)]