51838220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 130099200

約数和(自身を除く): 78260980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 79, 86, 109, 140, 158, 172, 215, 218, 301, 316, 395, 430, 436, 545, 553, 602, 763, 790, 860, 1090, 1106, 1204, 1505, 1526, 1580, 2180, 2212, 2765, 3010, 3052, 3397, 3815, 4687, 5530, 6020, 6794, 7630, 8611, 9374, 11060, 13588, 15260, 16985, 17222, 18748, 23435, 23779, 32809, 33970, 34444, 43055, 46870, 47558, 60277, 65618, 67940, 86110, 93740, 95116, 118895, 120554, 131236, 164045, 172220, 237790, 241108, 301385, 328090, 370273, 475580, 602770, 656180, 740546, 1205540, 1481092, 1851365, 2591911, 3702730, 5183822, 7405460, 10367644, 12959555, 25919110, 51838220]

約数ペア:

[(1, 51838220), (2, 25919110), (4, 12959555), (5, 10367644), (7, 7405460), (10, 5183822), (14, 3702730), (20, 2591911), (28, 1851365), (35, 1481092), (43, 1205540), (70, 740546), (79, 656180), (86, 602770), (109, 475580), (140, 370273), (158, 328090), (172, 301385), (215, 241108), (218, 237790), (301, 172220), (316, 164045), (395, 131236), (430, 120554), (436, 118895), (545, 95116), (553, 93740), (602, 86110), (763, 67940), (790, 65618), (860, 60277), (1090, 47558), (1106, 46870), (1204, 43055), (1505, 34444), (1526, 33970), (1580, 32809), (2180, 23779), (2212, 23435), (2765, 18748), (3010, 17222), (3052, 16985), (3397, 15260), (3815, 13588), (4687, 11060), (5530, 9374), (6020, 8611), (6794, 7630)]