200920100

素因数分解:

$2^2\times 5^2\times {\mathrm{859}}^1\times {\mathrm{2339}}^1$

素因数の和:3212

約数の個数: 36

約数和(自身を含む): 436690800

約数和(自身を除く): 235770700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 859, 1718, 2339, 3436, 4295, 4678, 8590, 9356, 11695, 17180, 21475, 23390, 42950, 46780, 58475, 85900, 116950, 233900, 2009201, 4018402, 8036804, 10046005, 20092010, 40184020, 50230025, 100460050, 200920100]

約数ペア:

[(1, 200920100), (2, 100460050), (4, 50230025), (5, 40184020), (10, 20092010), (20, 10046005), (25, 8036804), (50, 4018402), (100, 2009201), (859, 233900), (1718, 116950), (2339, 85900), (3436, 58475), (4295, 46780), (4678, 42950), (8590, 23390), (9356, 21475), (11695, 17180)]