135251720

素因数分解:

$2^3\times 5^1\times {\mathrm{769}}^1\times {\mathrm{4397}}^1$

素因数の和:5177

約数の個数: 32

約数和(自身を含む): 304781400

約数和(自身を除く): 169529680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 3076, 3845, 4397, 6152, 7690, 8794, 15380, 17588, 21985, 30760, 35176, 43970, 87940, 175880, 3381293, 6762586, 13525172, 16906465, 27050344, 33812930, 67625860, 135251720]

約数ペア:

[(1, 135251720), (2, 67625860), (4, 33812930), (5, 27050344), (8, 16906465), (10, 13525172), (20, 6762586), (40, 3381293), (769, 175880), (1538, 87940), (3076, 43970), (3845, 35176), (4397, 30760), (6152, 21985), (7690, 17588), (8794, 15380)]