30000025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{59}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 42251760

約数和(自身を除く): 12251735

約数列:

[1, 5, 11, 25, 43, 55, 59, 215, 275, 295, 473, 649, 1075, 1475, 1849, 2365, 2537, 3245, 9245, 11825, 12685, 16225, 20339, 27907, 46225, 63425, 101695, 109091, 139535, 508475, 545455, 697675, 1200001, 2727275, 6000005, 30000025]

約数ペア:

[(1, 30000025), (5, 6000005), (11, 2727275), (25, 1200001), (43, 697675), (55, 545455), (59, 508475), (215, 139535), (275, 109091), (295, 101695), (473, 63425), (649, 46225), (1075, 27907), (1475, 20339), (1849, 16225), (2365, 12685), (2537, 11825), (3245, 9245)]