256309812745

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1637}}^1\times {\mathrm{22037}}^1$

素因数の和:23722

約数の個数: 48

約数和(自身を含む): 370367983440

約数和(自身を除く): 114058170695

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 1637, 7105, 8185, 11459, 22037, 47473, 57295, 80213, 110185, 154259, 237365, 332311, 401065, 639073, 771295, 1079813, 1661555, 2326177, 3195365, 4473511, 5399065, 11630885, 22367555, 31314577, 36074569, 156572885, 180372845, 252521983, 1046162501, 1262609915, 1767653881, 5230812505, 7323137507, 8838269405, 36615687535, 51261962549, 256309812745]

約数ペア:

[(1, 256309812745), (5, 51261962549), (7, 36615687535), (29, 8838269405), (35, 7323137507), (49, 5230812505), (145, 1767653881), (203, 1262609915), (245, 1046162501), (1015, 252521983), (1421, 180372845), (1637, 156572885), (7105, 36074569), (8185, 31314577), (11459, 22367555), (22037, 11630885), (47473, 5399065), (57295, 4473511), (80213, 3195365), (110185, 2326177), (154259, 1661555), (237365, 1079813), (332311, 771295), (401065, 639073)]