87502020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{2213}}^1$

素因数の和:2884

約数の個数: 48

約数和(自身を含む): 245488320

約数和(自身を除く): 157986300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 659, 1318, 1977, 2213, 2636, 3295, 3954, 4426, 6590, 6639, 7908, 8852, 9885, 11065, 13180, 13278, 19770, 22130, 26556, 33195, 39540, 44260, 66390, 132780, 1458367, 2916734, 4375101, 5833468, 7291835, 8750202, 14583670, 17500404, 21875505, 29167340, 43751010, 87502020]

約数ペア:

[(1, 87502020), (2, 43751010), (3, 29167340), (4, 21875505), (5, 17500404), (6, 14583670), (10, 8750202), (12, 7291835), (15, 5833468), (20, 4375101), (30, 2916734), (60, 1458367), (659, 132780), (1318, 66390), (1977, 44260), (2213, 39540), (2636, 33195), (3295, 26556), (3954, 22130), (4426, 19770), (6590, 13278), (6639, 13180), (7908, 11065), (8852, 9885)]