25200225

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2383}}^1$

素因数の和:2446

約数の個数: 36

約数和(自身を含む): 46116096

約数和(自身を除く): 20915871

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 2383, 3525, 7149, 10575, 11915, 21447, 35745, 59575, 107235, 112001, 178725, 336003, 536175, 560005, 1008009, 1680015, 2800025, 5040045, 8400075, 25200225]

約数ペア:

[(1, 25200225), (3, 8400075), (5, 5040045), (9, 2800025), (15, 1680015), (25, 1008009), (45, 560005), (47, 536175), (75, 336003), (141, 178725), (225, 112001), (235, 107235), (423, 59575), (705, 35745), (1175, 21447), (2115, 11915), (2383, 10575), (3525, 7149)]