55867580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{359}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 121927680

約数和(自身を除く): 66060100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 251, 310, 359, 502, 620, 718, 1004, 1255, 1436, 1795, 2510, 3590, 5020, 7180, 7781, 11129, 15562, 22258, 31124, 38905, 44516, 55645, 77810, 90109, 111290, 155620, 180218, 222580, 360436, 450545, 901090, 1802180, 2793379, 5586758, 11173516, 13966895, 27933790, 55867580]

約数ペア:

[(1, 55867580), (2, 27933790), (4, 13966895), (5, 11173516), (10, 5586758), (20, 2793379), (31, 1802180), (62, 901090), (124, 450545), (155, 360436), (251, 222580), (310, 180218), (359, 155620), (502, 111290), (620, 90109), (718, 77810), (1004, 55645), (1255, 44516), (1436, 38905), (1795, 31124), (2510, 22258), (3590, 15562), (5020, 11129), (7180, 7781)]