80029775

素因数分解:

$5^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1997}}^1$

素因数の和:2243

約数の個数: 24

約数和(自身を含む): 113965920

約数和(自身を除く): 33936145

約数列:

[1, 5, 7, 25, 35, 175, 229, 1145, 1603, 1997, 5725, 8015, 9985, 13979, 40075, 49925, 69895, 349475, 457313, 2286565, 3201191, 11432825, 16005955, 80029775]

約数ペア:

[(1, 80029775), (5, 16005955), (7, 11432825), (25, 3201191), (35, 2286565), (175, 457313), (229, 349475), (1145, 69895), (1603, 49925), (1997, 40075), (5725, 13979), (8015, 9985)]