980812700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{26437}}^1$

素因数の和:26511

約数の個数: 72

約数和(自身を含む): 2478403872

約数和(自身を除く): 1497591172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 140, 175, 212, 265, 350, 371, 530, 700, 742, 1060, 1325, 1484, 1855, 2650, 3710, 5300, 7420, 9275, 18550, 26437, 37100, 52874, 105748, 132185, 185059, 264370, 370118, 528740, 660925, 740236, 925295, 1321850, 1401161, 1850590, 2643700, 2802322, 3701180, 4626475, 5604644, 7005805, 9252950, 9808127, 14011610, 18505900, 19616254, 28023220, 35029025, 39232508, 49040635, 70058050, 98081270, 140116100, 196162540, 245203175, 490406350, 980812700]

約数ペア:

[(1, 980812700), (2, 490406350), (4, 245203175), (5, 196162540), (7, 140116100), (10, 98081270), (14, 70058050), (20, 49040635), (25, 39232508), (28, 35029025), (35, 28023220), (50, 19616254), (53, 18505900), (70, 14011610), (100, 9808127), (106, 9252950), (140, 7005805), (175, 5604644), (212, 4626475), (265, 3701180), (350, 2802322), (371, 2643700), (530, 1850590), (700, 1401161), (742, 1321850), (1060, 925295), (1325, 740236), (1484, 660925), (1855, 528740), (2650, 370118), (3710, 264370), (5300, 185059), (7420, 132185), (9275, 105748), (18550, 52874), (26437, 37100)]