256700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:182

約数の個数: 36

約数和(自身を含む): 593712

約数和(自身を除く): 337012

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 151, 170, 302, 340, 425, 604, 755, 850, 1510, 1700, 2567, 3020, 3775, 5134, 7550, 10268, 12835, 15100, 25670, 51340, 64175, 128350, 256700]

約数ペア:

[(1, 256700), (2, 128350), (4, 64175), (5, 51340), (10, 25670), (17, 15100), (20, 12835), (25, 10268), (34, 7550), (50, 5134), (68, 3775), (85, 3020), (100, 2567), (151, 1700), (170, 1510), (302, 850), (340, 755), (425, 604)]