79578940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{81203}}^1$

素因数の和:81226

約数の個数: 36

約数和(自身を含む): 194402376

約数和(自身を除く): 114823436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 81203, 162406, 324812, 406015, 568421, 812030, 1136842, 1624060, 2273684, 2842105, 3978947, 5684210, 7957894, 11368420, 15915788, 19894735, 39789470, 79578940]

約数ペア:

[(1, 79578940), (2, 39789470), (4, 19894735), (5, 15915788), (7, 11368420), (10, 7957894), (14, 5684210), (20, 3978947), (28, 2842105), (35, 2273684), (49, 1624060), (70, 1136842), (98, 812030), (140, 568421), (196, 406015), (245, 324812), (490, 162406), (980, 81203)]