87709765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2101

約数の個数: 32

約数和(自身を含む): 125741952

約数和(自身を除く): 38032187

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 305, 671, 715, 793, 2011, 3355, 3965, 8723, 10055, 22121, 26143, 43615, 110605, 122671, 130715, 287573, 613355, 1349381, 1437865, 1594723, 6746905, 7973615, 17541953, 87709765]

約数ペア:

[(1, 87709765), (5, 17541953), (11, 7973615), (13, 6746905), (55, 1594723), (61, 1437865), (65, 1349381), (143, 613355), (305, 287573), (671, 130715), (715, 122671), (793, 110605), (2011, 43615), (3355, 26143), (3965, 22121), (8723, 10055)]