77473100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^2\times {\mathrm{419}}^1$

素因数の和:519

約数の個数: 54

約数和(自身を含む): 172528020

約数和(自身を除く): 95054920

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 419, 430, 838, 860, 1075, 1676, 1849, 2095, 2150, 3698, 4190, 4300, 7396, 8380, 9245, 10475, 18017, 18490, 20950, 36034, 36980, 41900, 46225, 72068, 90085, 92450, 180170, 184900, 360340, 450425, 774731, 900850, 1549462, 1801700, 3098924, 3873655, 7747310, 15494620, 19368275, 38736550, 77473100]

約数ペア:

[(1, 77473100), (2, 38736550), (4, 19368275), (5, 15494620), (10, 7747310), (20, 3873655), (25, 3098924), (43, 1801700), (50, 1549462), (86, 900850), (100, 774731), (172, 450425), (215, 360340), (419, 184900), (430, 180170), (838, 92450), (860, 90085), (1075, 72068), (1676, 46225), (1849, 41900), (2095, 36980), (2150, 36034), (3698, 20950), (4190, 18490), (4300, 18017), (7396, 10475), (8380, 9245)]