52789620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67679}}^1$

素因数の和:67704

約数の個数: 48

約数和(自身を含む): 159183360

約数和(自身を除く): 106393740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 67679, 135358, 203037, 270716, 338395, 406074, 676790, 812148, 879827, 1015185, 1353580, 1759654, 2030370, 2639481, 3519308, 4060740, 4399135, 5278962, 8798270, 10557924, 13197405, 17596540, 26394810, 52789620]

約数ペア:

[(1, 52789620), (2, 26394810), (3, 17596540), (4, 13197405), (5, 10557924), (6, 8798270), (10, 5278962), (12, 4399135), (13, 4060740), (15, 3519308), (20, 2639481), (26, 2030370), (30, 1759654), (39, 1353580), (52, 1015185), (60, 879827), (65, 812148), (78, 676790), (130, 406074), (156, 338395), (195, 270716), (260, 203037), (390, 135358), (780, 67679)]