65424725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:182

約数の個数: 48

約数和(自身を含む): 89994240

約数和(自身を除く): 24569515

約数列:

[1, 5, 25, 29, 31, 41, 71, 145, 155, 205, 355, 725, 775, 899, 1025, 1189, 1271, 1775, 2059, 2201, 2911, 4495, 5945, 6355, 10295, 11005, 14555, 22475, 29725, 31775, 36859, 51475, 55025, 63829, 72775, 84419, 90241, 184295, 319145, 422095, 451205, 921475, 1595725, 2110475, 2256025, 2616989, 13084945, 65424725]

約数ペア:

[(1, 65424725), (5, 13084945), (25, 2616989), (29, 2256025), (31, 2110475), (41, 1595725), (71, 921475), (145, 451205), (155, 422095), (205, 319145), (355, 184295), (725, 90241), (775, 84419), (899, 72775), (1025, 63829), (1189, 55025), (1271, 51475), (1775, 36859), (2059, 31775), (2201, 29725), (2911, 22475), (4495, 14555), (5945, 11005), (6355, 10295)]