66821590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2879}}^1$

素因数の和:3108

約数の個数: 32

約数和(自身を含む): 131880960

約数和(自身を除く): 65059370

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 211, 422, 1055, 2110, 2321, 2879, 4642, 5758, 11605, 14395, 23210, 28790, 31669, 63338, 158345, 316690, 607469, 1214938, 3037345, 6074690, 6682159, 13364318, 33410795, 66821590]

約数ペア:

[(1, 66821590), (2, 33410795), (5, 13364318), (10, 6682159), (11, 6074690), (22, 3037345), (55, 1214938), (110, 607469), (211, 316690), (422, 158345), (1055, 63338), (2110, 31669), (2321, 28790), (2879, 23210), (4642, 14395), (5758, 11605)]