71545725

素因数分解:

$3^2\times 5^2\times {\mathrm{379}}^1\times {\mathrm{839}}^1$

素因数の和:1234

約数の個数: 36

約数和(自身を含む): 128637600

約数和(自身を除く): 57091875

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 379, 839, 1137, 1895, 2517, 3411, 4195, 5685, 7551, 9475, 12585, 17055, 20975, 28425, 37755, 62925, 85275, 188775, 317981, 953943, 1589905, 2861829, 4769715, 7949525, 14309145, 23848575, 71545725]

約数ペア:

[(1, 71545725), (3, 23848575), (5, 14309145), (9, 7949525), (15, 4769715), (25, 2861829), (45, 1589905), (75, 953943), (225, 317981), (379, 188775), (839, 85275), (1137, 62925), (1895, 37755), (2517, 28425), (3411, 20975), (4195, 17055), (5685, 12585), (7551, 9475)]