54109900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 127960560

約数和(自身を除く): 73850660

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 130, 214, 260, 325, 389, 428, 535, 650, 778, 1070, 1300, 1391, 1556, 1945, 2140, 2675, 2782, 3890, 5057, 5350, 5564, 6955, 7780, 9725, 10114, 10700, 13910, 19450, 20228, 25285, 27820, 34775, 38900, 41623, 50570, 69550, 83246, 101140, 126425, 139100, 166492, 208115, 252850, 416230, 505700, 541099, 832460, 1040575, 1082198, 2081150, 2164396, 2705495, 4162300, 5410990, 10821980, 13527475, 27054950, 54109900]

約数ペア:

[(1, 54109900), (2, 27054950), (4, 13527475), (5, 10821980), (10, 5410990), (13, 4162300), (20, 2705495), (25, 2164396), (26, 2081150), (50, 1082198), (52, 1040575), (65, 832460), (100, 541099), (107, 505700), (130, 416230), (214, 252850), (260, 208115), (325, 166492), (389, 139100), (428, 126425), (535, 101140), (650, 83246), (778, 69550), (1070, 50570), (1300, 41623), (1391, 38900), (1556, 34775), (1945, 27820), (2140, 25285), (2675, 20228), (2782, 19450), (3890, 13910), (5057, 10700), (5350, 10114), (5564, 9725), (6955, 7780)]