25229960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{90107}}^1$

素因数の和:90125

約数の個数: 32

約数和(自身を含む): 64877760

約数和(自身を除く): 39647800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 90107, 180214, 360428, 450535, 630749, 720856, 901070, 1261498, 1802140, 2522996, 3153745, 3604280, 5045992, 6307490, 12614980, 25229960]

約数ペア:

[(1, 25229960), (2, 12614980), (4, 6307490), (5, 5045992), (7, 3604280), (8, 3153745), (10, 2522996), (14, 1802140), (20, 1261498), (28, 901070), (35, 720856), (40, 630749), (56, 450535), (70, 360428), (140, 180214), (280, 90107)]