13040500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2371}}^1$

素因数の和:2401

約数の個数: 48

約数和(自身を含む): 31082688

約数和(自身を除く): 18042188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2371, 2750, 4742, 5500, 9484, 11855, 23710, 26081, 47420, 52162, 59275, 104324, 118550, 130405, 237100, 260810, 296375, 521620, 592750, 652025, 1185500, 1304050, 2608100, 3260125, 6520250, 13040500]

約数ペア:

[(1, 13040500), (2, 6520250), (4, 3260125), (5, 2608100), (10, 1304050), (11, 1185500), (20, 652025), (22, 592750), (25, 521620), (44, 296375), (50, 260810), (55, 237100), (100, 130405), (110, 118550), (125, 104324), (220, 59275), (250, 52162), (275, 47420), (500, 26081), (550, 23710), (1100, 11855), (1375, 9484), (2371, 5500), (2750, 4742)]