72621820

素因数分解:

$2^2\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{2791}}^1$

素因数の和:4101

約数の個数: 24

約数和(自身を含む): 152677728

約数和(自身を除く): 80055908

約数列:

[1, 2, 4, 5, 10, 20, 1301, 2602, 2791, 5204, 5582, 6505, 11164, 13010, 13955, 26020, 27910, 55820, 3631091, 7262182, 14524364, 18155455, 36310910, 72621820]

約数ペア:

[(1, 72621820), (2, 36310910), (4, 18155455), (5, 14524364), (10, 7262182), (20, 3631091), (1301, 55820), (2602, 27910), (2791, 26020), (5204, 13955), (5582, 13010), (6505, 11164)]