73159820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{51521}}^1$

素因数の和:51601

約数の個数: 24

約数和(自身を含む): 155802528

約数和(自身を除く): 82642708

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 51521, 103042, 206084, 257605, 515210, 1030420, 3657991, 7315982, 14631964, 18289955, 36579910, 73159820]

約数ペア:

[(1, 73159820), (2, 36579910), (4, 18289955), (5, 14631964), (10, 7315982), (20, 3657991), (71, 1030420), (142, 515210), (284, 257605), (355, 206084), (710, 103042), (1420, 51521)]