201772025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 317979648

約数和(自身を除く): 116207623

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 155, 175, 217, 325, 403, 455, 775, 1085, 2015, 2275, 2821, 2861, 5425, 10075, 14105, 14305, 20027, 37193, 70525, 71525, 88691, 100135, 185965, 260351, 443455, 500675, 620837, 929825, 1152983, 1301755, 2217275, 3104185, 5764915, 6508775, 8070881, 15520925, 28824575, 40354405, 201772025]

約数ペア:

[(1, 201772025), (5, 40354405), (7, 28824575), (13, 15520925), (25, 8070881), (31, 6508775), (35, 5764915), (65, 3104185), (91, 2217275), (155, 1301755), (175, 1152983), (217, 929825), (325, 620837), (403, 500675), (455, 443455), (775, 260351), (1085, 185965), (2015, 100135), (2275, 88691), (2821, 71525), (2861, 70525), (5425, 37193), (10075, 20027), (14105, 14305)]