15510215

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 23392800

約数和(自身を除く): 7882585

約数列:

[1, 5, 7, 29, 35, 37, 49, 59, 145, 185, 203, 245, 259, 295, 413, 1015, 1073, 1295, 1421, 1711, 1813, 2065, 2183, 2891, 5365, 7105, 7511, 8555, 9065, 10915, 11977, 14455, 15281, 37555, 52577, 59885, 63307, 76405, 83839, 106967, 262885, 316535, 419195, 443149, 534835, 2215745, 3102043, 15510215]

約数ペア:

[(1, 15510215), (5, 3102043), (7, 2215745), (29, 534835), (35, 443149), (37, 419195), (49, 316535), (59, 262885), (145, 106967), (185, 83839), (203, 76405), (245, 63307), (259, 59885), (295, 52577), (413, 37555), (1015, 15281), (1073, 14455), (1295, 11977), (1421, 10915), (1711, 9065), (1813, 8555), (2065, 7511), (2183, 7105), (2891, 5365)]