5200721630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40005551}}^1$

素因数の和:40005571

約数の個数: 16

約数和(自身を含む): 10081399104

約数和(自身を除く): 4880677474

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 40005551, 80011102, 200027755, 400055510, 520072163, 1040144326, 2600360815, 5200721630]

約数ペア:

[(1, 5200721630), (2, 2600360815), (5, 1040144326), (10, 520072163), (13, 400055510), (26, 200027755), (65, 80011102), (130, 40005551)]