39960050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4729}}^1$

素因数の和:4767

約数の個数: 36

約数和(自身を含む): 80499870

約数和(自身を除く): 40539820

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 4729, 8450, 9458, 23645, 47290, 61477, 118225, 122954, 236450, 307385, 614770, 799201, 1536925, 1598402, 3073850, 3996005, 7992010, 19980025, 39960050]

約数ペア:

[(1, 39960050), (2, 19980025), (5, 7992010), (10, 3996005), (13, 3073850), (25, 1598402), (26, 1536925), (50, 799201), (65, 614770), (130, 307385), (169, 236450), (325, 122954), (338, 118225), (650, 61477), (845, 47290), (1690, 23645), (4225, 9458), (4729, 8450)]