491764900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{2677}}^1$

素因数の和:2869

約数の個数: 72

約数和(自身を含む): 1171550016

約数和(自身を除く): 679785116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 167, 220, 275, 334, 550, 668, 835, 1100, 1670, 1837, 2677, 3340, 3674, 4175, 5354, 7348, 8350, 9185, 10708, 13385, 16700, 18370, 26770, 29447, 36740, 45925, 53540, 58894, 66925, 91850, 117788, 133850, 147235, 183700, 267700, 294470, 447059, 588940, 736175, 894118, 1472350, 1788236, 2235295, 2944700, 4470590, 4917649, 8941180, 9835298, 11176475, 19670596, 22352950, 24588245, 44705900, 49176490, 98352980, 122941225, 245882450, 491764900]

約数ペア:

[(1, 491764900), (2, 245882450), (4, 122941225), (5, 98352980), (10, 49176490), (11, 44705900), (20, 24588245), (22, 22352950), (25, 19670596), (44, 11176475), (50, 9835298), (55, 8941180), (100, 4917649), (110, 4470590), (167, 2944700), (220, 2235295), (275, 1788236), (334, 1472350), (550, 894118), (668, 736175), (835, 588940), (1100, 447059), (1670, 294470), (1837, 267700), (2677, 183700), (3340, 147235), (3674, 133850), (4175, 117788), (5354, 91850), (7348, 66925), (8350, 58894), (9185, 53540), (10708, 45925), (13385, 36740), (16700, 29447), (18370, 26770)]