51066640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37549}}^1$

素因数の和:37579

約数の個数: 40

約数和(自身を含む): 125717400

約数和(自身を除く): 74650760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 37549, 75098, 150196, 187745, 300392, 375490, 600784, 638333, 750980, 1276666, 1501960, 2553332, 3003920, 3191665, 5106664, 6383330, 10213328, 12766660, 25533320, 51066640]

約数ペア:

[(1, 51066640), (2, 25533320), (4, 12766660), (5, 10213328), (8, 6383330), (10, 5106664), (16, 3191665), (17, 3003920), (20, 2553332), (34, 1501960), (40, 1276666), (68, 750980), (80, 638333), (85, 600784), (136, 375490), (170, 300392), (272, 187745), (340, 150196), (680, 75098), (1360, 37549)]