48978800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9419}}^1$

素因数の和:9450

約数の個数: 60

約数和(自身を含む): 126736680

約数和(自身を除く): 77757880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 9419, 18838, 37676, 47095, 75352, 94190, 122447, 150704, 188380, 235475, 244894, 376760, 470950, 489788, 612235, 753520, 941900, 979576, 1224470, 1883800, 1959152, 2448940, 3061175, 3767600, 4897880, 6122350, 9795760, 12244700, 24489400, 48978800]

約数ペア:

[(1, 48978800), (2, 24489400), (4, 12244700), (5, 9795760), (8, 6122350), (10, 4897880), (13, 3767600), (16, 3061175), (20, 2448940), (25, 1959152), (26, 1883800), (40, 1224470), (50, 979576), (52, 941900), (65, 753520), (80, 612235), (100, 489788), (104, 470950), (130, 376760), (200, 244894), (208, 235475), (260, 188380), (325, 150704), (400, 122447), (520, 94190), (650, 75352), (1040, 47095), (1300, 37676), (2600, 18838), (5200, 9419)]