26898225

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 46872000

約数和(自身を除く): 19973775

約数列:

[1, 3, 5, 15, 25, 29, 75, 83, 87, 145, 149, 249, 415, 435, 447, 725, 745, 1245, 2075, 2175, 2235, 2407, 3725, 4321, 6225, 7221, 11175, 12035, 12367, 12963, 21605, 36105, 37101, 60175, 61835, 64815, 108025, 180525, 185505, 309175, 324075, 358643, 927525, 1075929, 1793215, 5379645, 8966075, 26898225]

約数ペア:

[(1, 26898225), (3, 8966075), (5, 5379645), (15, 1793215), (25, 1075929), (29, 927525), (75, 358643), (83, 324075), (87, 309175), (145, 185505), (149, 180525), (249, 108025), (415, 64815), (435, 61835), (447, 60175), (725, 37101), (745, 36105), (1245, 21605), (2075, 12963), (2175, 12367), (2235, 12035), (2407, 11175), (3725, 7221), (4321, 6225)]