200917125

素因数分解:

$3^3\times 5^3\times {\mathrm{59}}^1\times {\mathrm{1009}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 378144000

約数和(自身を除く): 177226875

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 59, 75, 125, 135, 177, 225, 295, 375, 531, 675, 885, 1009, 1125, 1475, 1593, 2655, 3027, 3375, 4425, 5045, 7375, 7965, 9081, 13275, 15135, 22125, 25225, 27243, 39825, 45405, 59531, 66375, 75675, 126125, 136215, 178593, 199125, 227025, 297655, 378375, 535779, 681075, 892965, 1135125, 1488275, 1607337, 2678895, 3405375, 4464825, 7441375, 8036685, 13394475, 22324125, 40183425, 66972375, 200917125]

約数ペア:

[(1, 200917125), (3, 66972375), (5, 40183425), (9, 22324125), (15, 13394475), (25, 8036685), (27, 7441375), (45, 4464825), (59, 3405375), (75, 2678895), (125, 1607337), (135, 1488275), (177, 1135125), (225, 892965), (295, 681075), (375, 535779), (531, 378375), (675, 297655), (885, 227025), (1009, 199125), (1125, 178593), (1475, 136215), (1593, 126125), (2655, 75675), (3027, 66375), (3375, 59531), (4425, 45405), (5045, 39825), (7375, 27243), (7965, 25225), (9081, 22125), (13275, 15135)]