131467340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2591}}^1$

素因数の和:2702

約数の個数: 48

約数和(自身を含む): 287400960

約数和(自身を除く): 155933620

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 430, 590, 860, 1180, 2537, 2591, 5074, 5182, 10148, 10364, 12685, 12955, 25370, 25910, 50740, 51820, 111413, 152869, 222826, 305738, 445652, 557065, 611476, 764345, 1114130, 1528690, 2228260, 3057380, 6573367, 13146734, 26293468, 32866835, 65733670, 131467340]

約数ペア:

[(1, 131467340), (2, 65733670), (4, 32866835), (5, 26293468), (10, 13146734), (20, 6573367), (43, 3057380), (59, 2228260), (86, 1528690), (118, 1114130), (172, 764345), (215, 611476), (236, 557065), (295, 445652), (430, 305738), (590, 222826), (860, 152869), (1180, 111413), (2537, 51820), (2591, 50740), (5074, 25910), (5182, 25370), (10148, 12955), (10364, 12685)]