2020100175

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{30853}}^1$

素因数の和:30969

約数の個数: 48

約数和(自身を含む): 3749378080

約数和(自身を除く): 1729277905

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 485, 675, 873, 1455, 2425, 2619, 4365, 7275, 13095, 21825, 30853, 65475, 92559, 154265, 277677, 462795, 771325, 833031, 1388385, 2313975, 2992741, 4165155, 6941925, 8978223, 14963705, 20825775, 26934669, 44891115, 74818525, 80804007, 134673345, 224455575, 404020035, 673366725, 2020100175]

約数ペア:

[(1, 2020100175), (3, 673366725), (5, 404020035), (9, 224455575), (15, 134673345), (25, 80804007), (27, 74818525), (45, 44891115), (75, 26934669), (97, 20825775), (135, 14963705), (225, 8978223), (291, 6941925), (485, 4165155), (675, 2992741), (873, 2313975), (1455, 1388385), (2425, 833031), (2619, 771325), (4365, 462795), (7275, 277677), (13095, 154265), (21825, 92559), (30853, 65475)]