80085640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117773}}^1$

素因数の和:117801

約数の個数: 32

約数和(自身を含む): 190793880

約数和(自身を除く): 110708240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 117773, 235546, 471092, 588865, 942184, 1177730, 2002141, 2355460, 4004282, 4710920, 8008564, 10010705, 16017128, 20021410, 40042820, 80085640]

約数ペア:

[(1, 80085640), (2, 40042820), (4, 20021410), (5, 16017128), (8, 10010705), (10, 8008564), (17, 4710920), (20, 4004282), (34, 2355460), (40, 2002141), (68, 1177730), (85, 942184), (136, 588865), (170, 471092), (340, 235546), (680, 117773)]