7447700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 18483192

約数和(自身を除く): 11035492

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 337, 340, 425, 442, 650, 674, 850, 884, 1105, 1300, 1348, 1685, 1700, 2210, 3370, 4381, 4420, 5525, 5729, 6740, 8425, 8762, 11050, 11458, 16850, 17524, 21905, 22100, 22916, 28645, 33700, 43810, 57290, 74477, 87620, 109525, 114580, 143225, 148954, 219050, 286450, 297908, 372385, 438100, 572900, 744770, 1489540, 1861925, 3723850, 7447700]

約数ペア:

[(1, 7447700), (2, 3723850), (4, 1861925), (5, 1489540), (10, 744770), (13, 572900), (17, 438100), (20, 372385), (25, 297908), (26, 286450), (34, 219050), (50, 148954), (52, 143225), (65, 114580), (68, 109525), (85, 87620), (100, 74477), (130, 57290), (170, 43810), (221, 33700), (260, 28645), (325, 22916), (337, 22100), (340, 21905), (425, 17524), (442, 16850), (650, 11458), (674, 11050), (850, 8762), (884, 8425), (1105, 6740), (1300, 5729), (1348, 5525), (1685, 4420), (1700, 4381), (2210, 3370)]