102000200

素因数分解:

$2^3\times 5^2\times {\mathrm{223}}^1\times {\mathrm{2287}}^1$

素因数の和:2526

約数の個数: 48

約数和(自身を含む): 238318080

約数和(自身を除く): 136317880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 223, 446, 892, 1115, 1784, 2230, 2287, 4460, 4574, 5575, 8920, 9148, 11150, 11435, 18296, 22300, 22870, 44600, 45740, 57175, 91480, 114350, 228700, 457400, 510001, 1020002, 2040004, 2550005, 4080008, 5100010, 10200020, 12750025, 20400040, 25500050, 51000100, 102000200]

約数ペア:

[(1, 102000200), (2, 51000100), (4, 25500050), (5, 20400040), (8, 12750025), (10, 10200020), (20, 5100010), (25, 4080008), (40, 2550005), (50, 2040004), (100, 1020002), (200, 510001), (223, 457400), (446, 228700), (892, 114350), (1115, 91480), (1784, 57175), (2230, 45740), (2287, 44600), (4460, 22870), (4574, 22300), (5575, 18296), (8920, 11435), (9148, 11150)]