130576280

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{5717}}^1$

素因数の和:6299

約数の個数: 32

約数和(自身を含む): 294362640

約数和(自身を除く): 163786360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5710, 5717, 11420, 11434, 22840, 22868, 28585, 45736, 57170, 114340, 228680, 3264407, 6528814, 13057628, 16322035, 26115256, 32644070, 65288140, 130576280]

約数ペア:

[(1, 130576280), (2, 65288140), (4, 32644070), (5, 26115256), (8, 16322035), (10, 13057628), (20, 6528814), (40, 3264407), (571, 228680), (1142, 114340), (2284, 57170), (2855, 45736), (4568, 28585), (5710, 22868), (5717, 22840), (11420, 11434)]