25003875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 46964736

約数和(自身を除く): 21960861

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 125, 195, 223, 299, 325, 345, 375, 575, 669, 897, 975, 1115, 1495, 1625, 1725, 2875, 2899, 3345, 4485, 4875, 5129, 5575, 7475, 8625, 8697, 14495, 15387, 16725, 22425, 25645, 27875, 37375, 43485, 66677, 72475, 76935, 83625, 112125, 128225, 200031, 217425, 333385, 362375, 384675, 641125, 1000155, 1087125, 1666925, 1923375, 5000775, 8334625, 25003875]

約数ペア:

[(1, 25003875), (3, 8334625), (5, 5000775), (13, 1923375), (15, 1666925), (23, 1087125), (25, 1000155), (39, 641125), (65, 384675), (69, 362375), (75, 333385), (115, 217425), (125, 200031), (195, 128225), (223, 112125), (299, 83625), (325, 76935), (345, 72475), (375, 66677), (575, 43485), (669, 37375), (897, 27875), (975, 25645), (1115, 22425), (1495, 16725), (1625, 15387), (1725, 14495), (2875, 8697), (2899, 8625), (3345, 7475), (4485, 5575), (4875, 5129)]