30638877700

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1321}}^1\times {\mathrm{5657}}^1$

素因数の和:7033

約数の個数: 72

約数和(自身を含む): 68171589864

約数和(自身を除く): 37532712164

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 1321, 2050, 2642, 4100, 5284, 5657, 6605, 11314, 13210, 22628, 26420, 28285, 33025, 54161, 56570, 66050, 108322, 113140, 132100, 141425, 216644, 231937, 270805, 282850, 463874, 541610, 565700, 927748, 1083220, 1159685, 1354025, 2319370, 2708050, 4638740, 5416100, 5798425, 7472897, 11596850, 14945794, 23193700, 29891588, 37364485, 74728970, 149457940, 186822425, 306388777, 373644850, 612777554, 747289700, 1225555108, 1531943885, 3063887770, 6127775540, 7659719425, 15319438850, 30638877700]

約数ペア:

[(1, 30638877700), (2, 15319438850), (4, 7659719425), (5, 6127775540), (10, 3063887770), (20, 1531943885), (25, 1225555108), (41, 747289700), (50, 612777554), (82, 373644850), (100, 306388777), (164, 186822425), (205, 149457940), (410, 74728970), (820, 37364485), (1025, 29891588), (1321, 23193700), (2050, 14945794), (2642, 11596850), (4100, 7472897), (5284, 5798425), (5657, 5416100), (6605, 4638740), (11314, 2708050), (13210, 2319370), (22628, 1354025), (26420, 1159685), (28285, 1083220), (33025, 927748), (54161, 565700), (56570, 541610), (66050, 463874), (108322, 282850), (113140, 270805), (132100, 231937), (141425, 216644)]