79231820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{74747}}^1$

素因数の和:74809

約数の個数: 24

約数和(自身を含む): 169528464

約数和(自身を除く): 90296644

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 74747, 149494, 298988, 373735, 747470, 1494940, 3961591, 7923182, 15846364, 19807955, 39615910, 79231820]

約数ペア:

[(1, 79231820), (2, 39615910), (4, 19807955), (5, 15846364), (10, 7923182), (20, 3961591), (53, 1494940), (106, 747470), (212, 373735), (265, 298988), (530, 149494), (1060, 74747)]