72230785

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 97977600

約数和(自身を除く): 25746815

約数列:

[1, 5, 11, 53, 55, 71, 265, 349, 355, 583, 781, 1745, 2915, 3763, 3839, 3905, 18497, 18815, 19195, 24779, 41393, 92485, 123895, 203467, 206965, 272569, 1017335, 1313287, 1362845, 6566435, 14446157, 72230785]

約数ペア:

[(1, 72230785), (5, 14446157), (11, 6566435), (53, 1362845), (55, 1313287), (71, 1017335), (265, 272569), (349, 206965), (355, 203467), (583, 123895), (781, 92485), (1745, 41393), (2915, 24779), (3763, 19195), (3839, 18815), (3905, 18497)]