404034625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{821}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 525238272

約数和(自身を除く): 121203647

約数列:

[1, 5, 25, 31, 125, 127, 155, 635, 775, 821, 3175, 3875, 3937, 4105, 15875, 19685, 20525, 25451, 98425, 102625, 104267, 127255, 492125, 521335, 636275, 2606675, 3181375, 3232277, 13033375, 16161385, 80806925, 404034625]

約数ペア:

[(1, 404034625), (5, 80806925), (25, 16161385), (31, 13033375), (125, 3232277), (127, 3181375), (155, 2606675), (635, 636275), (775, 521335), (821, 492125), (3175, 127255), (3875, 104267), (3937, 102625), (4105, 98425), (15875, 25451), (19685, 20525)]