72129260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1163}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 173650176

約数和(自身を除く): 101520916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1163, 1772, 2215, 2326, 3101, 4430, 4652, 5815, 6202, 8141, 8860, 11630, 12404, 15505, 16282, 23260, 31010, 32564, 40705, 62020, 81410, 162820, 515209, 1030418, 2060836, 2576045, 3606463, 5152090, 7212926, 10304180, 14425852, 18032315, 36064630, 72129260]

約数ペア:

[(1, 72129260), (2, 36064630), (4, 18032315), (5, 14425852), (7, 10304180), (10, 7212926), (14, 5152090), (20, 3606463), (28, 2576045), (35, 2060836), (70, 1030418), (140, 515209), (443, 162820), (886, 81410), (1163, 62020), (1772, 40705), (2215, 32564), (2326, 31010), (3101, 23260), (4430, 16282), (4652, 15505), (5815, 12404), (6202, 11630), (8141, 8860)]