61526780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5563}}^1$

素因数の和:5658

約数の個数: 48

約数和(自身を含む): 149560320

約数和(自身を除く): 88033540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 5563, 11060, 11126, 22252, 27815, 38941, 55630, 77882, 111260, 155764, 194705, 389410, 439477, 778820, 878954, 1757908, 2197385, 3076339, 4394770, 6152678, 8789540, 12305356, 15381695, 30763390, 61526780]

約数ペア:

[(1, 61526780), (2, 30763390), (4, 15381695), (5, 12305356), (7, 8789540), (10, 6152678), (14, 4394770), (20, 3076339), (28, 2197385), (35, 1757908), (70, 878954), (79, 778820), (140, 439477), (158, 389410), (316, 194705), (395, 155764), (553, 111260), (790, 77882), (1106, 55630), (1580, 38941), (2212, 27815), (2765, 22252), (5530, 11126), (5563, 11060)]