156935263720

素因数分解:

$2^3\times 5^1\times {\mathrm{17191}}^1\times {\mathrm{228223}}^1$

素因数の和:245425

約数の個数: 32

約数和(自身を含む): 353126430720

約数和(自身を除く): 196191167000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17191, 34382, 68764, 85955, 137528, 171910, 228223, 343820, 456446, 687640, 912892, 1141115, 1825784, 2282230, 4564460, 9128920, 3923381593, 7846763186, 15693526372, 19616907965, 31387052744, 39233815930, 78467631860, 156935263720]

約数ペア:

[(1, 156935263720), (2, 78467631860), (4, 39233815930), (5, 31387052744), (8, 19616907965), (10, 15693526372), (20, 7846763186), (40, 3923381593), (17191, 9128920), (34382, 4564460), (68764, 2282230), (85955, 1825784), (137528, 1141115), (171910, 912892), (228223, 687640), (343820, 456446)]