63518225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 83328000

約数和(自身を除く): 19809775

約数列:

[1, 5, 25, 31, 41, 155, 205, 775, 1025, 1271, 1999, 6355, 9995, 31775, 49975, 61969, 81959, 309845, 409795, 1549225, 2048975, 2540729, 12703645, 63518225]

約数ペア:

[(1, 63518225), (5, 12703645), (25, 2540729), (31, 2048975), (41, 1549225), (155, 409795), (205, 309845), (775, 81959), (1025, 61969), (1271, 49975), (1999, 31775), (6355, 9995)]