25327820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1601}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 61363008

約数和(自身を除く): 36035188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 1601, 2260, 3164, 3202, 3955, 6404, 7910, 8005, 11207, 15820, 16010, 22414, 32020, 44828, 56035, 112070, 180913, 224140, 361826, 723652, 904565, 1266391, 1809130, 2532782, 3618260, 5065564, 6331955, 12663910, 25327820]

約数ペア:

[(1, 25327820), (2, 12663910), (4, 6331955), (5, 5065564), (7, 3618260), (10, 2532782), (14, 1809130), (20, 1266391), (28, 904565), (35, 723652), (70, 361826), (113, 224140), (140, 180913), (226, 112070), (452, 56035), (565, 44828), (791, 32020), (1130, 22414), (1582, 16010), (1601, 15820), (2260, 11207), (3164, 8005), (3202, 7910), (3955, 6404)]