2020888975

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3967}}^1$

素因数の和:4096

約数の個数: 48

約数和(自身を含む): 2975809536

約数和(自身を除く): 954920561

約数列:

[1, 5, 7, 25, 35, 41, 71, 175, 205, 287, 355, 497, 1025, 1435, 1775, 2485, 2911, 3967, 7175, 12425, 14555, 19835, 20377, 27769, 72775, 99175, 101885, 138845, 162647, 281657, 509425, 694225, 813235, 1138529, 1408285, 1971599, 4066175, 5692645, 7041425, 9857995, 11547937, 28463225, 49289975, 57739685, 80835559, 288698425, 404177795, 2020888975]

約数ペア:

[(1, 2020888975), (5, 404177795), (7, 288698425), (25, 80835559), (35, 57739685), (41, 49289975), (71, 28463225), (175, 11547937), (205, 9857995), (287, 7041425), (355, 5692645), (497, 4066175), (1025, 1971599), (1435, 1408285), (1775, 1138529), (2485, 813235), (2911, 694225), (3967, 509425), (7175, 281657), (12425, 162647), (14555, 138845), (19835, 101885), (20377, 99175), (27769, 72775)]