15247700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 36711192

約数和(自身を除く): 21463492

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 317, 325, 370, 481, 634, 650, 740, 925, 962, 1268, 1300, 1585, 1850, 1924, 2405, 3170, 3700, 4121, 4810, 6340, 7925, 8242, 9620, 11729, 12025, 15850, 16484, 20605, 23458, 24050, 31700, 41210, 46916, 48100, 58645, 82420, 103025, 117290, 152477, 206050, 234580, 293225, 304954, 412100, 586450, 609908, 762385, 1172900, 1524770, 3049540, 3811925, 7623850, 15247700]

約数ペア:

[(1, 15247700), (2, 7623850), (4, 3811925), (5, 3049540), (10, 1524770), (13, 1172900), (20, 762385), (25, 609908), (26, 586450), (37, 412100), (50, 304954), (52, 293225), (65, 234580), (74, 206050), (100, 152477), (130, 117290), (148, 103025), (185, 82420), (260, 58645), (317, 48100), (325, 46916), (370, 41210), (481, 31700), (634, 24050), (650, 23458), (740, 20605), (925, 16484), (962, 15850), (1268, 12025), (1300, 11729), (1585, 9620), (1850, 8242), (1924, 7925), (2405, 6340), (3170, 4810), (3700, 4121)]