2298889475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 3059804160

約数和(自身を除く): 760914685

約数列:

[1, 5, 25, 31, 41, 71, 155, 205, 355, 775, 1019, 1025, 1271, 1775, 2201, 2911, 5095, 6355, 11005, 14555, 25475, 31589, 31775, 41779, 55025, 72349, 72775, 90241, 157945, 208895, 361745, 451205, 789725, 1044475, 1295149, 1808725, 2242819, 2256025, 2966309, 6475745, 11214095, 14831545, 32378725, 56070475, 74157725, 91955579, 459777895, 2298889475]

約数ペア:

[(1, 2298889475), (5, 459777895), (25, 91955579), (31, 74157725), (41, 56070475), (71, 32378725), (155, 14831545), (205, 11214095), (355, 6475745), (775, 2966309), (1019, 2256025), (1025, 2242819), (1271, 1808725), (1775, 1295149), (2201, 1044475), (2911, 789725), (5095, 451205), (6355, 361745), (11005, 208895), (14555, 157945), (25475, 90241), (31589, 72775), (31775, 72349), (41779, 55025)]