521729150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2909}}^1$

素因数の和:3149

約数の個数: 48

約数和(自身を含む): 1032724080

約数和(自身を除く): 510994930

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 211, 422, 425, 850, 1055, 2110, 2909, 3587, 5275, 5818, 7174, 10550, 14545, 17935, 29090, 35870, 49453, 72725, 89675, 98906, 145450, 179350, 247265, 494530, 613799, 1227598, 1236325, 2472650, 3068995, 6137990, 10434583, 15344975, 20869166, 30689950, 52172915, 104345830, 260864575, 521729150]

約数ペア:

[(1, 521729150), (2, 260864575), (5, 104345830), (10, 52172915), (17, 30689950), (25, 20869166), (34, 15344975), (50, 10434583), (85, 6137990), (170, 3068995), (211, 2472650), (422, 1236325), (425, 1227598), (850, 613799), (1055, 494530), (2110, 247265), (2909, 179350), (3587, 145450), (5275, 98906), (5818, 89675), (7174, 72725), (10550, 49453), (14545, 35870), (17935, 29090)]