42499575

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 82869696

約数和(自身を除く): 40370121

約数列:

[1, 3, 5, 9, 15, 17, 25, 41, 45, 51, 75, 85, 123, 153, 205, 225, 255, 271, 369, 425, 615, 697, 765, 813, 1025, 1275, 1355, 1845, 2091, 2439, 3075, 3485, 3825, 4065, 4607, 6273, 6775, 9225, 10455, 11111, 12195, 13821, 17425, 20325, 23035, 31365, 33333, 41463, 52275, 55555, 60975, 69105, 99999, 115175, 156825, 166665, 188887, 207315, 277775, 345525, 499995, 566661, 833325, 944435, 1036575, 1699983, 2499975, 2833305, 4722175, 8499915, 14166525, 42499575]

約数ペア:

[(1, 42499575), (3, 14166525), (5, 8499915), (9, 4722175), (15, 2833305), (17, 2499975), (25, 1699983), (41, 1036575), (45, 944435), (51, 833325), (75, 566661), (85, 499995), (123, 345525), (153, 277775), (205, 207315), (225, 188887), (255, 166665), (271, 156825), (369, 115175), (425, 99999), (615, 69105), (697, 60975), (765, 55555), (813, 52275), (1025, 41463), (1275, 33333), (1355, 31365), (1845, 23035), (2091, 20325), (2439, 17425), (3075, 13821), (3485, 12195), (3825, 11111), (4065, 10455), (4607, 9225), (6273, 6775)]