80085660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2063}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 224695296

約数和(自身を除く): 144609636

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 647, 1294, 1941, 2063, 2588, 3235, 3882, 4126, 6189, 6470, 7764, 8252, 9705, 10315, 12378, 12940, 19410, 20630, 24756, 30945, 38820, 41260, 61890, 123780, 1334761, 2669522, 4004283, 5339044, 6673805, 8008566, 13347610, 16017132, 20021415, 26695220, 40042830, 80085660]

約数ペア:

[(1, 80085660), (2, 40042830), (3, 26695220), (4, 20021415), (5, 16017132), (6, 13347610), (10, 8008566), (12, 6673805), (15, 5339044), (20, 4004283), (30, 2669522), (60, 1334761), (647, 123780), (1294, 61890), (1941, 41260), (2063, 38820), (2588, 30945), (3235, 24756), (3882, 20630), (4126, 19410), (6189, 12940), (6470, 12378), (7764, 10315), (8252, 9705)]