39565000

素因数分解:

$2^3\times 5^4\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 95453820

約数和(自身を除く): 55888820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 125, 164, 193, 200, 205, 250, 328, 386, 410, 500, 625, 772, 820, 965, 1000, 1025, 1250, 1544, 1640, 1930, 2050, 2500, 3860, 4100, 4825, 5000, 5125, 7720, 7913, 8200, 9650, 10250, 15826, 19300, 20500, 24125, 25625, 31652, 38600, 39565, 41000, 48250, 51250, 63304, 79130, 96500, 102500, 120625, 158260, 193000, 197825, 205000, 241250, 316520, 395650, 482500, 791300, 965000, 989125, 1582600, 1978250, 3956500, 4945625, 7913000, 9891250, 19782500, 39565000]

約数ペア:

[(1, 39565000), (2, 19782500), (4, 9891250), (5, 7913000), (8, 4945625), (10, 3956500), (20, 1978250), (25, 1582600), (40, 989125), (41, 965000), (50, 791300), (82, 482500), (100, 395650), (125, 316520), (164, 241250), (193, 205000), (200, 197825), (205, 193000), (250, 158260), (328, 120625), (386, 102500), (410, 96500), (500, 79130), (625, 63304), (772, 51250), (820, 48250), (965, 41000), (1000, 39565), (1025, 38600), (1250, 31652), (1544, 25625), (1640, 24125), (1930, 20500), (2050, 19300), (2500, 15826), (3860, 10250), (4100, 9650), (4825, 8200), (5000, 7913), (5125, 7720)]