208050815

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 304106400

約数和(自身を除く): 96055585

約数列:

[1, 5, 7, 35, 37, 49, 59, 185, 245, 259, 295, 389, 413, 1295, 1813, 1945, 2065, 2183, 2723, 2891, 9065, 10915, 13615, 14393, 14455, 15281, 19061, 22951, 71965, 76405, 95305, 100751, 106967, 114755, 160657, 503755, 534835, 705257, 803285, 849187, 1124599, 3526285, 4245935, 5622995, 5944309, 29721545, 41610163, 208050815]

約数ペア:

[(1, 208050815), (5, 41610163), (7, 29721545), (35, 5944309), (37, 5622995), (49, 4245935), (59, 3526285), (185, 1124599), (245, 849187), (259, 803285), (295, 705257), (389, 534835), (413, 503755), (1295, 160657), (1813, 114755), (1945, 106967), (2065, 100751), (2183, 95305), (2723, 76405), (2891, 71965), (9065, 22951), (10915, 19061), (13615, 15281), (14393, 14455)]