72995260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{280751}}^1$

素因数の和:280773

約数の個数: 24

約数和(自身を含む): 165082176

約数和(自身を除く): 92086916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 280751, 561502, 1123004, 1403755, 2807510, 3649763, 5615020, 7299526, 14599052, 18248815, 36497630, 72995260]

約数ペア:

[(1, 72995260), (2, 36497630), (4, 18248815), (5, 14599052), (10, 7299526), (13, 5615020), (20, 3649763), (26, 2807510), (52, 1403755), (65, 1123004), (130, 561502), (260, 280751)]