71258720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34259}}^1$

素因数の和:34287

約数の個数: 48

約数和(自身を含む): 181303920

約数和(自身を除く): 110045200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 34259, 68518, 137036, 171295, 274072, 342590, 445367, 548144, 685180, 890734, 1096288, 1370360, 1781468, 2226835, 2740720, 3562936, 4453670, 5481440, 7125872, 8907340, 14251744, 17814680, 35629360, 71258720]

約数ペア:

[(1, 71258720), (2, 35629360), (4, 17814680), (5, 14251744), (8, 8907340), (10, 7125872), (13, 5481440), (16, 4453670), (20, 3562936), (26, 2740720), (32, 2226835), (40, 1781468), (52, 1370360), (65, 1096288), (80, 890734), (104, 685180), (130, 548144), (160, 445367), (208, 342590), (260, 274072), (416, 171295), (520, 137036), (1040, 68518), (2080, 34259)]