145422280

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{6367}}^1$

素因数の和:6949

約数の個数: 32

約数和(自身を含む): 327824640

約数和(自身を除く): 182402360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5710, 6367, 11420, 12734, 22840, 25468, 31835, 50936, 63670, 127340, 254680, 3635557, 7271114, 14542228, 18177785, 29084456, 36355570, 72711140, 145422280]

約数ペア:

[(1, 145422280), (2, 72711140), (4, 36355570), (5, 29084456), (8, 18177785), (10, 14542228), (20, 7271114), (40, 3635557), (571, 254680), (1142, 127340), (2284, 63670), (2855, 50936), (4568, 31835), (5710, 25468), (6367, 22840), (11420, 12734)]