2080321750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{640099}}^1$

素因数の和:640129

約数の個数: 32

約数和(自身を含む): 4193935200

約数和(自身を除く): 2113613450

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 3250, 640099, 1280198, 3200495, 6400990, 8321287, 16002475, 16642574, 32004950, 41606435, 80012375, 83212870, 160024750, 208032175, 416064350, 1040160875, 2080321750]

約数ペア:

[(1, 2080321750), (2, 1040160875), (5, 416064350), (10, 208032175), (13, 160024750), (25, 83212870), (26, 80012375), (50, 41606435), (65, 32004950), (125, 16642574), (130, 16002475), (250, 8321287), (325, 6400990), (650, 3200495), (1625, 1280198), (3250, 640099)]