25143340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73951}}^1$

素因数の和:73977

約数の個数: 24

約数和(自身を含む): 55907712

約数和(自身を除く): 30764372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 73951, 147902, 295804, 369755, 739510, 1257167, 1479020, 2514334, 5028668, 6285835, 12571670, 25143340]

約数ペア:

[(1, 25143340), (2, 12571670), (4, 6285835), (5, 5028668), (10, 2514334), (17, 1479020), (20, 1257167), (34, 739510), (68, 369755), (85, 295804), (170, 147902), (340, 73951)]