71128460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{863}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 161554176

約数和(自身を除く): 90425716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317, 634, 863, 1268, 1585, 1726, 3170, 3452, 4121, 4315, 6340, 8242, 8630, 11219, 16484, 17260, 20605, 22438, 41210, 44876, 56095, 82420, 112190, 224380, 273571, 547142, 1094284, 1367855, 2735710, 3556423, 5471420, 7112846, 14225692, 17782115, 35564230, 71128460]

約数ペア:

[(1, 71128460), (2, 35564230), (4, 17782115), (5, 14225692), (10, 7112846), (13, 5471420), (20, 3556423), (26, 2735710), (52, 1367855), (65, 1094284), (130, 547142), (260, 273571), (317, 224380), (634, 112190), (863, 82420), (1268, 56095), (1585, 44876), (1726, 41210), (3170, 22438), (3452, 20605), (4121, 17260), (4315, 16484), (6340, 11219), (8242, 8630)]