28834000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1145

約数の個数: 80

約数和(自身を含む): 75151440

約数和(自身を除く): 46317440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 650, 1000, 1040, 1109, 1300, 1625, 2000, 2218, 2600, 3250, 4436, 5200, 5545, 6500, 8872, 11090, 13000, 14417, 17744, 22180, 26000, 27725, 28834, 44360, 55450, 57668, 72085, 88720, 110900, 115336, 138625, 144170, 221800, 230672, 277250, 288340, 360425, 443600, 554500, 576680, 720850, 1109000, 1153360, 1441700, 1802125, 2218000, 2883400, 3604250, 5766800, 7208500, 14417000, 28834000]

約数ペア:

[(1, 28834000), (2, 14417000), (4, 7208500), (5, 5766800), (8, 3604250), (10, 2883400), (13, 2218000), (16, 1802125), (20, 1441700), (25, 1153360), (26, 1109000), (40, 720850), (50, 576680), (52, 554500), (65, 443600), (80, 360425), (100, 288340), (104, 277250), (125, 230672), (130, 221800), (200, 144170), (208, 138625), (250, 115336), (260, 110900), (325, 88720), (400, 72085), (500, 57668), (520, 55450), (650, 44360), (1000, 28834), (1040, 27725), (1109, 26000), (1300, 22180), (1625, 17744), (2000, 14417), (2218, 13000), (2600, 11090), (3250, 8872), (4436, 6500), (5200, 5545)]