38543500

素因数分解:

$2^2\times 5^3\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 84887712

約数和(自身を除く): 46344212

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 157, 250, 314, 491, 500, 628, 785, 982, 1570, 1964, 2455, 3140, 3925, 4910, 7850, 9820, 12275, 15700, 19625, 24550, 39250, 49100, 61375, 77087, 78500, 122750, 154174, 245500, 308348, 385435, 770870, 1541740, 1927175, 3854350, 7708700, 9635875, 19271750, 38543500]

約数ペア:

[(1, 38543500), (2, 19271750), (4, 9635875), (5, 7708700), (10, 3854350), (20, 1927175), (25, 1541740), (50, 770870), (100, 385435), (125, 308348), (157, 245500), (250, 154174), (314, 122750), (491, 78500), (500, 77087), (628, 61375), (785, 49100), (982, 39250), (1570, 24550), (1964, 19625), (2455, 15700), (3140, 12275), (3925, 9820), (4910, 7850)]