87823010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{401}}^1$

素因数の和:611

約数の個数: 48

約数和(自身を含む): 175154616

約数和(自身を除く): 87331606

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 181, 242, 362, 401, 605, 802, 905, 1210, 1810, 1991, 2005, 3982, 4010, 4411, 8822, 9955, 19910, 21901, 22055, 43802, 44110, 48521, 72581, 97042, 109505, 145162, 219010, 242605, 362905, 485210, 725810, 798391, 1596782, 3991955, 7983910, 8782301, 17564602, 43911505, 87823010]

約数ペア:

[(1, 87823010), (2, 43911505), (5, 17564602), (10, 8782301), (11, 7983910), (22, 3991955), (55, 1596782), (110, 798391), (121, 725810), (181, 485210), (242, 362905), (362, 242605), (401, 219010), (605, 145162), (802, 109505), (905, 97042), (1210, 72581), (1810, 48521), (1991, 44110), (2005, 43802), (3982, 22055), (4010, 21901), (4411, 19910), (8822, 9955)]