80618680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87629}}^1$

素因数の和:87663

約数の個数: 32

約数和(自身を含む): 189280800

約数和(自身を除く): 108662120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 87629, 175258, 350516, 438145, 701032, 876290, 1752580, 2015467, 3505160, 4030934, 8061868, 10077335, 16123736, 20154670, 40309340, 80618680]

約数ペア:

[(1, 80618680), (2, 40309340), (4, 20154670), (5, 16123736), (8, 10077335), (10, 8061868), (20, 4030934), (23, 3505160), (40, 2015467), (46, 1752580), (92, 876290), (115, 701032), (184, 438145), (230, 350516), (460, 175258), (920, 87629)]