99001480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{57559}}^1$

素因数の和:57613

約数の個数: 32

約数和(自身を含む): 227937600

約数和(自身を除く): 128936120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 57559, 115118, 230236, 287795, 460472, 575590, 1151180, 2302360, 2475037, 4950074, 9900148, 12375185, 19800296, 24750370, 49500740, 99001480]

約数ペア:

[(1, 99001480), (2, 49500740), (4, 24750370), (5, 19800296), (8, 12375185), (10, 9900148), (20, 4950074), (40, 2475037), (43, 2302360), (86, 1151180), (172, 575590), (215, 460472), (344, 287795), (430, 230236), (860, 115118), (1720, 57559)]