20120810625

素因数分解:

$3^2\times 5^4\times {\mathrm{883}}^1\times {\mathrm{4051}}^1$

素因数の和:4960

約数の個数: 60

約数和(自身を含む): 36367721104

約数和(自身を除く): 16246910479

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 625, 883, 1125, 1875, 2649, 4051, 4415, 5625, 7947, 12153, 13245, 20255, 22075, 36459, 39735, 60765, 66225, 101275, 110375, 182295, 198675, 303825, 331125, 506375, 551875, 911475, 993375, 1519125, 1655625, 2531875, 3577033, 4557375, 4966875, 7595625, 10731099, 17885165, 22786875, 32193297, 53655495, 89425825, 160966485, 268277475, 447129125, 804832425, 1341387375, 2235645625, 4024162125, 6706936875, 20120810625]

約数ペア:

[(1, 20120810625), (3, 6706936875), (5, 4024162125), (9, 2235645625), (15, 1341387375), (25, 804832425), (45, 447129125), (75, 268277475), (125, 160966485), (225, 89425825), (375, 53655495), (625, 32193297), (883, 22786875), (1125, 17885165), (1875, 10731099), (2649, 7595625), (4051, 4966875), (4415, 4557375), (5625, 3577033), (7947, 2531875), (12153, 1655625), (13245, 1519125), (20255, 993375), (22075, 911475), (36459, 551875), (39735, 506375), (60765, 331125), (66225, 303825), (101275, 198675), (110375, 182295)]