12869800

素因数分解:

$2^3\times 5^2\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 30159900

約数和(自身を除く): 17290100

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 229, 281, 458, 562, 916, 1124, 1145, 1405, 1832, 2248, 2290, 2810, 4580, 5620, 5725, 7025, 9160, 11240, 11450, 14050, 22900, 28100, 45800, 56200, 64349, 128698, 257396, 321745, 514792, 643490, 1286980, 1608725, 2573960, 3217450, 6434900, 12869800]

約数ペア:

[(1, 12869800), (2, 6434900), (4, 3217450), (5, 2573960), (8, 1608725), (10, 1286980), (20, 643490), (25, 514792), (40, 321745), (50, 257396), (100, 128698), (200, 64349), (229, 56200), (281, 45800), (458, 28100), (562, 22900), (916, 14050), (1124, 11450), (1145, 11240), (1405, 9160), (1832, 7025), (2248, 5725), (2290, 5620), (2810, 4580)]