79542680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{40583}}^1$

素因数の和:40608

約数の個数: 48

約数和(自身を含む): 208195920

約数和(自身を除く): 128653240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 40583, 81166, 162332, 202915, 284081, 324664, 405830, 568162, 811660, 1136324, 1420405, 1623320, 1988567, 2272648, 2840810, 3977134, 5681620, 7954268, 9942835, 11363240, 15908536, 19885670, 39771340, 79542680]

約数ペア:

[(1, 79542680), (2, 39771340), (4, 19885670), (5, 15908536), (7, 11363240), (8, 9942835), (10, 7954268), (14, 5681620), (20, 3977134), (28, 2840810), (35, 2272648), (40, 1988567), (49, 1623320), (56, 1420405), (70, 1136324), (98, 811660), (140, 568162), (196, 405830), (245, 324664), (280, 284081), (392, 202915), (490, 162332), (980, 81166), (1960, 40583)]