125519930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2579}}^1$

素因数の和:2774

約数の個数: 32

約数和(自身を含む): 234800640

約数和(自身を除く): 109280710

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 1570, 2579, 4867, 5158, 9734, 12895, 24335, 25790, 48670, 79949, 159898, 399745, 404903, 799490, 809806, 2024515, 4049030, 12551993, 25103986, 62759965, 125519930]

約数ペア:

[(1, 125519930), (2, 62759965), (5, 25103986), (10, 12551993), (31, 4049030), (62, 2024515), (155, 809806), (157, 799490), (310, 404903), (314, 399745), (785, 159898), (1570, 79949), (2579, 48670), (4867, 25790), (5158, 24335), (9734, 12895)]