62780637680

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3983543}}^1$

素因数の和:3983753

約数の個数: 40

約数和(自身を含む): 146705958432

約数和(自身を除く): 83925320752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 7880, 15760, 3983543, 7967086, 15934172, 19917715, 31868344, 39835430, 63736688, 79670860, 159341720, 318683440, 784757971, 1569515942, 3139031884, 3923789855, 6278063768, 7847579710, 12556127536, 15695159420, 31390318840, 62780637680]

約数ペア:

[(1, 62780637680), (2, 31390318840), (4, 15695159420), (5, 12556127536), (8, 7847579710), (10, 6278063768), (16, 3923789855), (20, 3139031884), (40, 1569515942), (80, 784757971), (197, 318683440), (394, 159341720), (788, 79670860), (985, 63736688), (1576, 39835430), (1970, 31868344), (3152, 19917715), (3940, 15934172), (7880, 7967086), (15760, 3983543)]