31335500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{1279}}^1$

素因数の和:1312

約数の個数: 72

約数和(自身を含む): 79672320

約数和(自身を除く): 48336820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1279, 1750, 2450, 2558, 3500, 4900, 5116, 6125, 6395, 8953, 12250, 12790, 17906, 24500, 25580, 31975, 35812, 44765, 62671, 63950, 89530, 125342, 127900, 159875, 179060, 223825, 250684, 313355, 319750, 447650, 626710, 639500, 895300, 1119125, 1253420, 1566775, 2238250, 3133550, 4476500, 6267100, 7833875, 15667750, 31335500]

約数ペア:

[(1, 31335500), (2, 15667750), (4, 7833875), (5, 6267100), (7, 4476500), (10, 3133550), (14, 2238250), (20, 1566775), (25, 1253420), (28, 1119125), (35, 895300), (49, 639500), (50, 626710), (70, 447650), (98, 319750), (100, 313355), (125, 250684), (140, 223825), (175, 179060), (196, 159875), (245, 127900), (250, 125342), (350, 89530), (490, 63950), (500, 62671), (700, 44765), (875, 35812), (980, 31975), (1225, 25580), (1279, 24500), (1750, 17906), (2450, 12790), (2558, 12250), (3500, 8953), (4900, 6395), (5116, 6125)]