64186900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{2221}}^1$

素因数の和:2269

約数の個数: 54

約数和(自身を含む): 148027418

約数和(自身を除く): 83840518

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 850, 1156, 1445, 1700, 2221, 2890, 4442, 5780, 7225, 8884, 11105, 14450, 22210, 28900, 37757, 44420, 55525, 75514, 111050, 151028, 188785, 222100, 377570, 641869, 755140, 943925, 1283738, 1887850, 2567476, 3209345, 3775700, 6418690, 12837380, 16046725, 32093450, 64186900]

約数ペア:

[(1, 64186900), (2, 32093450), (4, 16046725), (5, 12837380), (10, 6418690), (17, 3775700), (20, 3209345), (25, 2567476), (34, 1887850), (50, 1283738), (68, 943925), (85, 755140), (100, 641869), (170, 377570), (289, 222100), (340, 188785), (425, 151028), (578, 111050), (850, 75514), (1156, 55525), (1445, 44420), (1700, 37757), (2221, 28900), (2890, 22210), (4442, 14450), (5780, 11105), (7225, 8884)]