11111750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{263}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 22610016

約数和(自身を除く): 11498266

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 263, 325, 338, 526, 650, 845, 1315, 1625, 1690, 2630, 3250, 3419, 4225, 6575, 6838, 8450, 13150, 17095, 21125, 32875, 34190, 42250, 44447, 65750, 85475, 88894, 170950, 222235, 427375, 444470, 854750, 1111175, 2222350, 5555875, 11111750]

約数ペア:

[(1, 11111750), (2, 5555875), (5, 2222350), (10, 1111175), (13, 854750), (25, 444470), (26, 427375), (50, 222235), (65, 170950), (125, 88894), (130, 85475), (169, 65750), (250, 44447), (263, 42250), (325, 34190), (338, 32875), (526, 21125), (650, 17095), (845, 13150), (1315, 8450), (1625, 6838), (1690, 6575), (2630, 4225), (3250, 3419)]