521673950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10723}}^1$

素因数の和:10881

約数の個数: 48

約数和(自身を含む): 1117011840

約数和(自身を除く): 595337890

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 139, 175, 278, 350, 695, 973, 1390, 1946, 3475, 4865, 6950, 9730, 10723, 21446, 24325, 48650, 53615, 75061, 107230, 150122, 268075, 375305, 536150, 750610, 1490497, 1876525, 2980994, 3753050, 7452485, 10433479, 14904970, 20866958, 37262425, 52167395, 74524850, 104334790, 260836975, 521673950]

約数ペア:

[(1, 521673950), (2, 260836975), (5, 104334790), (7, 74524850), (10, 52167395), (14, 37262425), (25, 20866958), (35, 14904970), (50, 10433479), (70, 7452485), (139, 3753050), (175, 2980994), (278, 1876525), (350, 1490497), (695, 750610), (973, 536150), (1390, 375305), (1946, 268075), (3475, 150122), (4865, 107230), (6950, 75061), (9730, 53615), (10723, 48650), (21446, 24325)]