2931362500

素因数分解:

$2^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{21319}}^1$

素因数の和:21359

約数の個数: 72

約数和(自身を含む): 6995177280

約数和(自身を除く): 4063814780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 625, 1100, 1250, 1375, 2500, 2750, 3125, 5500, 6250, 6875, 12500, 13750, 21319, 27500, 34375, 42638, 68750, 85276, 106595, 137500, 213190, 234509, 426380, 469018, 532975, 938036, 1065950, 1172545, 2131900, 2345090, 2664875, 4690180, 5329750, 5862725, 10659500, 11725450, 13324375, 23450900, 26648750, 29313625, 53297500, 58627250, 66621875, 117254500, 133243750, 146568125, 266487500, 293136250, 586272500, 732840625, 1465681250, 2931362500]

約数ペア:

[(1, 2931362500), (2, 1465681250), (4, 732840625), (5, 586272500), (10, 293136250), (11, 266487500), (20, 146568125), (22, 133243750), (25, 117254500), (44, 66621875), (50, 58627250), (55, 53297500), (100, 29313625), (110, 26648750), (125, 23450900), (220, 13324375), (250, 11725450), (275, 10659500), (500, 5862725), (550, 5329750), (625, 4690180), (1100, 2664875), (1250, 2345090), (1375, 2131900), (2500, 1172545), (2750, 1065950), (3125, 938036), (5500, 532975), (6250, 469018), (6875, 426380), (12500, 234509), (13750, 213190), (21319, 137500), (27500, 106595), (34375, 85276), (42638, 68750)]