209969803750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{419}}^1\times {\mathrm{57271}}^1$

素因数の和:57719

約数の個数: 80

約数和(自身を含む): 450872674560

約数和(自身を除く): 240902870810

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 419, 625, 838, 875, 1250, 1750, 2095, 2933, 4190, 4375, 5866, 8750, 10475, 14665, 20950, 29330, 52375, 57271, 73325, 104750, 114542, 146650, 261875, 286355, 366625, 400897, 523750, 572710, 733250, 801794, 1431775, 1833125, 2004485, 2863550, 3666250, 4008970, 7158875, 10022425, 14317750, 20044850, 23996549, 35794375, 47993098, 50112125, 71588750, 100224250, 119982745, 167975843, 239965490, 250560625, 335951686, 501121250, 599913725, 839879215, 1199827450, 1679758430, 2999568625, 4199396075, 5999137250, 8398792150, 14997843125, 20996980375, 29995686250, 41993960750, 104984901875, 209969803750]

約数ペア:

[(1, 209969803750), (2, 104984901875), (5, 41993960750), (7, 29995686250), (10, 20996980375), (14, 14997843125), (25, 8398792150), (35, 5999137250), (50, 4199396075), (70, 2999568625), (125, 1679758430), (175, 1199827450), (250, 839879215), (350, 599913725), (419, 501121250), (625, 335951686), (838, 250560625), (875, 239965490), (1250, 167975843), (1750, 119982745), (2095, 100224250), (2933, 71588750), (4190, 50112125), (4375, 47993098), (5866, 35794375), (8750, 23996549), (10475, 20044850), (14665, 14317750), (20950, 10022425), (29330, 7158875), (52375, 4008970), (57271, 3666250), (73325, 2863550), (104750, 2004485), (114542, 1833125), (146650, 1431775), (261875, 801794), (286355, 733250), (366625, 572710), (400897, 523750)]