78158780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29383}}^1$

素因数の和:29418

約数の個数: 48

約数和(自身を含む): 197460480

約数和(自身を除く): 119301700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 29383, 58766, 117532, 146915, 205681, 293830, 411362, 558277, 587660, 822724, 1028405, 1116554, 2056810, 2233108, 2791385, 3907939, 4113620, 5582770, 7815878, 11165540, 15631756, 19539695, 39079390, 78158780]

約数ペア:

[(1, 78158780), (2, 39079390), (4, 19539695), (5, 15631756), (7, 11165540), (10, 7815878), (14, 5582770), (19, 4113620), (20, 3907939), (28, 2791385), (35, 2233108), (38, 2056810), (70, 1116554), (76, 1028405), (95, 822724), (133, 587660), (140, 558277), (190, 411362), (266, 293830), (380, 205681), (532, 146915), (665, 117532), (1330, 58766), (2660, 29383)]