102428600

素因数分解:

$2^3\times 5^2\times {\mathrm{521}}^1\times {\mathrm{983}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 238846320

約数和(自身を除く): 136417720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 521, 983, 1042, 1966, 2084, 2605, 3932, 4168, 4915, 5210, 7864, 9830, 10420, 13025, 19660, 20840, 24575, 26050, 39320, 49150, 52100, 98300, 104200, 196600, 512143, 1024286, 2048572, 2560715, 4097144, 5121430, 10242860, 12803575, 20485720, 25607150, 51214300, 102428600]

約数ペア:

[(1, 102428600), (2, 51214300), (4, 25607150), (5, 20485720), (8, 12803575), (10, 10242860), (20, 5121430), (25, 4097144), (40, 2560715), (50, 2048572), (100, 1024286), (200, 512143), (521, 196600), (983, 104200), (1042, 98300), (1966, 52100), (2084, 49150), (2605, 39320), (3932, 26050), (4168, 24575), (4915, 20840), (5210, 19660), (7864, 13025), (9830, 10420)]