56400625

素因数分解:

$5^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 75575808

約数和(自身を除く): 19175183

約数列:

[1, 5, 25, 31, 41, 71, 125, 155, 205, 355, 625, 775, 1025, 1271, 1775, 2201, 2911, 3875, 5125, 6355, 8875, 11005, 14555, 19375, 25625, 31775, 44375, 55025, 72775, 90241, 158875, 275125, 363875, 451205, 794375, 1375625, 1819375, 2256025, 11280125, 56400625]

約数ペア:

[(1, 56400625), (5, 11280125), (25, 2256025), (31, 1819375), (41, 1375625), (71, 794375), (125, 451205), (155, 363875), (205, 275125), (355, 158875), (625, 90241), (775, 72775), (1025, 55025), (1271, 44375), (1775, 31775), (2201, 25625), (2911, 19375), (3875, 14555), (5125, 11005), (6355, 8875)]