27689605780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1\times {\mathrm{739}}^1$

素因数の和:1529

約数の個数: 96

約数和(自身を含む): 62079937920

約数和(自身を除く): 34390332140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 340, 386, 571, 739, 772, 965, 1142, 1478, 1930, 2284, 2855, 2956, 3281, 3695, 3860, 5710, 6562, 7390, 9707, 11420, 12563, 13124, 14780, 16405, 19414, 25126, 32810, 38828, 48535, 50252, 62815, 65620, 97070, 110203, 125630, 142627, 194140, 220406, 251260, 285254, 421969, 440812, 551015, 570508, 713135, 843938, 1102030, 1426270, 1687876, 1873451, 2109845, 2204060, 2424659, 2852540, 3746902, 4219690, 4849318, 7173473, 7493804, 8439380, 9367255, 9698636, 12123295, 14346946, 18734510, 24246590, 28693892, 35867365, 37469020, 48493180, 71734730, 81440017, 143469460, 162880034, 325760068, 407200085, 814400170, 1384480289, 1628800340, 2768960578, 5537921156, 6922401445, 13844802890, 27689605780]

約数ペア:

[(1, 27689605780), (2, 13844802890), (4, 6922401445), (5, 5537921156), (10, 2768960578), (17, 1628800340), (20, 1384480289), (34, 814400170), (68, 407200085), (85, 325760068), (170, 162880034), (193, 143469460), (340, 81440017), (386, 71734730), (571, 48493180), (739, 37469020), (772, 35867365), (965, 28693892), (1142, 24246590), (1478, 18734510), (1930, 14346946), (2284, 12123295), (2855, 9698636), (2956, 9367255), (3281, 8439380), (3695, 7493804), (3860, 7173473), (5710, 4849318), (6562, 4219690), (7390, 3746902), (9707, 2852540), (11420, 2424659), (12563, 2204060), (13124, 2109845), (14780, 1873451), (16405, 1687876), (19414, 1426270), (25126, 1102030), (32810, 843938), (38828, 713135), (48535, 570508), (50252, 551015), (62815, 440812), (65620, 421969), (97070, 285254), (110203, 251260), (125630, 220406), (142627, 194140)]