42737500

素因数分解:

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

素因数の和:305

約数の個数: 72

約数和(自身を含む): 101056032

約数和(自身を除く): 58318532

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 263, 325, 500, 526, 625, 650, 1052, 1250, 1300, 1315, 1625, 2500, 2630, 3125, 3250, 3419, 5260, 6250, 6500, 6575, 6838, 8125, 12500, 13150, 13676, 16250, 17095, 26300, 32500, 32875, 34190, 40625, 65750, 68380, 81250, 85475, 131500, 162500, 164375, 170950, 328750, 341900, 427375, 657500, 821875, 854750, 1643750, 1709500, 2136875, 3287500, 4273750, 8547500, 10684375, 21368750, 42737500]

約数ペア:

[(1, 42737500), (2, 21368750), (4, 10684375), (5, 8547500), (10, 4273750), (13, 3287500), (20, 2136875), (25, 1709500), (26, 1643750), (50, 854750), (52, 821875), (65, 657500), (100, 427375), (125, 341900), (130, 328750), (250, 170950), (260, 164375), (263, 162500), (325, 131500), (500, 85475), (526, 81250), (625, 68380), (650, 65750), (1052, 40625), (1250, 34190), (1300, 32875), (1315, 32500), (1625, 26300), (2500, 17095), (2630, 16250), (3125, 13676), (3250, 13150), (3419, 12500), (5260, 8125), (6250, 6838), (6500, 6575)]