66239900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{10859}}^1$

素因数の和:10934

約数の個数: 36

約数和(自身を含む): 146110440

約数和(自身を除く): 79870540

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 3050, 6100, 10859, 21718, 43436, 54295, 108590, 217180, 271475, 542950, 662399, 1085900, 1324798, 2649596, 3311995, 6623990, 13247980, 16559975, 33119950, 66239900]

約数ペア:

[(1, 66239900), (2, 33119950), (4, 16559975), (5, 13247980), (10, 6623990), (20, 3311995), (25, 2649596), (50, 1324798), (61, 1085900), (100, 662399), (122, 542950), (244, 271475), (305, 217180), (610, 108590), (1220, 54295), (1525, 43436), (3050, 21718), (6100, 10859)]