18249400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{7019}}^1$

素因数の和:7048

約数の個数: 48

約数和(自身を含む): 45700200

約数和(自身を除く): 27450800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 7019, 14038, 28076, 35095, 56152, 70190, 91247, 140380, 175475, 182494, 280760, 350950, 364988, 456235, 701900, 729976, 912470, 1403800, 1824940, 2281175, 3649880, 4562350, 9124700, 18249400]

約数ペア:

[(1, 18249400), (2, 9124700), (4, 4562350), (5, 3649880), (8, 2281175), (10, 1824940), (13, 1403800), (20, 912470), (25, 729976), (26, 701900), (40, 456235), (50, 364988), (52, 350950), (65, 280760), (100, 182494), (104, 175475), (130, 140380), (200, 91247), (260, 70190), (325, 56152), (520, 35095), (650, 28076), (1300, 14038), (2600, 7019)]