80784680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118801}}^1$

素因数の和:118829

約数の個数: 32

約数和(自身を含む): 192459240

約数和(自身を除く): 111674560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 118801, 237602, 475204, 594005, 950408, 1188010, 2019617, 2376020, 4039234, 4752040, 8078468, 10098085, 16156936, 20196170, 40392340, 80784680]

約数ペア:

[(1, 80784680), (2, 40392340), (4, 20196170), (5, 16156936), (8, 10098085), (10, 8078468), (17, 4752040), (20, 4039234), (34, 2376020), (40, 2019617), (68, 1188010), (85, 950408), (136, 594005), (170, 475204), (340, 237602), (680, 118801)]