627561025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1237}}^1$

素因数の和:1490

約数の個数: 48

約数和(自身を含む): 962827264

約数和(自身を除く): 335266239

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 223, 325, 455, 1115, 1237, 1561, 2275, 2899, 5575, 6185, 7805, 8659, 14495, 16081, 20293, 30925, 39025, 43295, 72475, 80405, 101465, 112567, 216475, 275851, 402025, 507325, 562835, 1379255, 1930957, 2814175, 3586063, 6896275, 9654785, 17930315, 25102441, 48273925, 89651575, 125512205, 627561025]

約数ペア:

[(1, 627561025), (5, 125512205), (7, 89651575), (13, 48273925), (25, 25102441), (35, 17930315), (65, 9654785), (91, 6896275), (175, 3586063), (223, 2814175), (325, 1930957), (455, 1379255), (1115, 562835), (1237, 507325), (1561, 402025), (2275, 275851), (2899, 216475), (5575, 112567), (6185, 101465), (7805, 80405), (8659, 72475), (14495, 43295), (16081, 39025), (20293, 30925)]