202829680

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{2543}}^1$

素因数の和:3553

約数の個数: 40

約数和(自身を含む): 472237632

約数和(自身を除く): 269407952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 2543, 3988, 4985, 5086, 7976, 9970, 10172, 12715, 15952, 19940, 20344, 25430, 39880, 40688, 50860, 79760, 101720, 203440, 2535371, 5070742, 10141484, 12676855, 20282968, 25353710, 40565936, 50707420, 101414840, 202829680]

約数ペア:

[(1, 202829680), (2, 101414840), (4, 50707420), (5, 40565936), (8, 25353710), (10, 20282968), (16, 12676855), (20, 10141484), (40, 5070742), (80, 2535371), (997, 203440), (1994, 101720), (2543, 79760), (3988, 50860), (4985, 40688), (5086, 39880), (7976, 25430), (9970, 20344), (10172, 19940), (12715, 15952)]