15679800080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{3999949}}^1$

素因数の和:3999976

約数の個数: 60

約数和(自身を含む): 42407469900

約数和(自身を除く): 26727669820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 3999949, 7999898, 15999796, 19999745, 27999643, 31999592, 39999490, 55999286, 63999184, 79998980, 111998572, 139998215, 159997960, 195997501, 223997144, 279996430, 319995920, 391995002, 447994288, 559992860, 783990004, 979987505, 1119985720, 1567980008, 1959975010, 2239971440, 3135960016, 3919950020, 7839900040, 15679800080]

約数ペア:

[(1, 15679800080), (2, 7839900040), (4, 3919950020), (5, 3135960016), (7, 2239971440), (8, 1959975010), (10, 1567980008), (14, 1119985720), (16, 979987505), (20, 783990004), (28, 559992860), (35, 447994288), (40, 391995002), (49, 319995920), (56, 279996430), (70, 223997144), (80, 195997501), (98, 159997960), (112, 139998215), (140, 111998572), (196, 79998980), (245, 63999184), (280, 55999286), (392, 39999490), (490, 31999592), (560, 27999643), (784, 19999745), (980, 15999796), (1960, 7999898), (3920, 3999949)]