80134880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71549}}^1$

素因数の和:71571

約数の個数: 48

約数和(自身を含む): 216367200

約数和(自身を除く): 136232320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 71549, 143098, 286196, 357745, 500843, 572392, 715490, 1001686, 1144784, 1430980, 2003372, 2289568, 2504215, 2861960, 4006744, 5008430, 5723920, 8013488, 10016860, 11447840, 16026976, 20033720, 40067440, 80134880]

約数ペア:

[(1, 80134880), (2, 40067440), (4, 20033720), (5, 16026976), (7, 11447840), (8, 10016860), (10, 8013488), (14, 5723920), (16, 5008430), (20, 4006744), (28, 2861960), (32, 2504215), (35, 2289568), (40, 2003372), (56, 1430980), (70, 1144784), (80, 1001686), (112, 715490), (140, 572392), (160, 500843), (224, 357745), (280, 286196), (560, 143098), (1120, 71549)]