85231725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{263}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 147312000

約数和(自身を除く): 62080275

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 149, 263, 435, 447, 725, 745, 789, 1315, 2175, 2235, 3725, 3945, 4321, 6575, 7627, 11175, 12963, 19725, 21605, 22881, 38135, 39187, 64815, 108025, 114405, 117561, 190675, 195935, 324075, 572025, 587805, 979675, 1136423, 2939025, 3409269, 5682115, 17046345, 28410575, 85231725]

約数ペア:

[(1, 85231725), (3, 28410575), (5, 17046345), (15, 5682115), (25, 3409269), (29, 2939025), (75, 1136423), (87, 979675), (145, 587805), (149, 572025), (263, 324075), (435, 195935), (447, 190675), (725, 117561), (745, 114405), (789, 108025), (1315, 64815), (2175, 39187), (2235, 38135), (3725, 22881), (3945, 21605), (4321, 19725), (6575, 12963), (7627, 11175)]