74047280

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1621}}^1$

素因数の和:2205

約数の個数: 40

約数和(自身を含む): 172567824

約数和(自身を除く): 98520544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 1621, 2284, 2855, 3242, 4568, 5710, 6484, 8105, 9136, 11420, 12968, 16210, 22840, 25936, 32420, 45680, 64840, 129680, 925591, 1851182, 3702364, 4627955, 7404728, 9255910, 14809456, 18511820, 37023640, 74047280]

約数ペア:

[(1, 74047280), (2, 37023640), (4, 18511820), (5, 14809456), (8, 9255910), (10, 7404728), (16, 4627955), (20, 3702364), (40, 1851182), (80, 925591), (571, 129680), (1142, 64840), (1621, 45680), (2284, 32420), (2855, 25936), (3242, 22840), (4568, 16210), (5710, 12968), (6484, 11420), (8105, 9136)]