2017398750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{12511}}^1$

素因数の和:12579

約数の個数: 80

約数和(自身を含む): 5159548416

約数和(自身を除く): 3142149666

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 125, 129, 150, 215, 250, 258, 375, 430, 625, 645, 750, 1075, 1250, 1290, 1875, 2150, 3225, 3750, 5375, 6450, 10750, 12511, 16125, 25022, 26875, 32250, 37533, 53750, 62555, 75066, 80625, 125110, 161250, 187665, 312775, 375330, 537973, 625550, 938325, 1075946, 1563875, 1613919, 1876650, 2689865, 3127750, 3227838, 4691625, 5379730, 7819375, 8069595, 9383250, 13449325, 15638750, 16139190, 23458125, 26898650, 40347975, 46916250, 67246625, 80695950, 134493250, 201739875, 336233125, 403479750, 672466250, 1008699375, 2017398750]

約数ペア:

[(1, 2017398750), (2, 1008699375), (3, 672466250), (5, 403479750), (6, 336233125), (10, 201739875), (15, 134493250), (25, 80695950), (30, 67246625), (43, 46916250), (50, 40347975), (75, 26898650), (86, 23458125), (125, 16139190), (129, 15638750), (150, 13449325), (215, 9383250), (250, 8069595), (258, 7819375), (375, 5379730), (430, 4691625), (625, 3227838), (645, 3127750), (750, 2689865), (1075, 1876650), (1250, 1613919), (1290, 1563875), (1875, 1075946), (2150, 938325), (3225, 625550), (3750, 537973), (5375, 375330), (6450, 312775), (10750, 187665), (12511, 161250), (16125, 125110), (25022, 80625), (26875, 75066), (32250, 62555), (37533, 53750)]