230808065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{643}}^1$

素因数の和:809

約数の個数: 32

約数和(自身を含む): 303803136

約数和(自身を除く): 72995071

約数列:

[1, 5, 17, 41, 85, 103, 205, 515, 643, 697, 1751, 3215, 3485, 4223, 8755, 10931, 21115, 26363, 54655, 66229, 71791, 131815, 331145, 358955, 448171, 1125893, 2240855, 2715389, 5629465, 13576945, 46161613, 230808065]

約数ペア:

[(1, 230808065), (5, 46161613), (17, 13576945), (41, 5629465), (85, 2715389), (103, 2240855), (205, 1125893), (515, 448171), (643, 358955), (697, 331145), (1751, 131815), (3215, 71791), (3485, 66229), (4223, 54655), (8755, 26363), (10931, 21115)]