78242290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{38543}}^1$

素因数の和:38586

約数の個数: 32

約数和(自身を含む): 166510080

約数和(自身を除く): 88267790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 38543, 77086, 192715, 269801, 385430, 539602, 1117747, 1349005, 2235494, 2698010, 5588735, 7824229, 11177470, 15648458, 39121145, 78242290]

約数ペア:

[(1, 78242290), (2, 39121145), (5, 15648458), (7, 11177470), (10, 7824229), (14, 5588735), (29, 2698010), (35, 2235494), (58, 1349005), (70, 1117747), (145, 539602), (203, 385430), (290, 269801), (406, 192715), (1015, 77086), (2030, 38543)]