68848000

素因数分解:

$2^7\times 5^3\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:373

約数の個数: 128

約数和(自身を含む): 184897440

約数和(自身を除く): 116049440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 128, 130, 160, 200, 208, 250, 260, 320, 325, 331, 400, 416, 500, 520, 640, 650, 662, 800, 832, 1000, 1040, 1300, 1324, 1600, 1625, 1655, 1664, 2000, 2080, 2600, 2648, 3200, 3250, 3310, 4000, 4160, 4303, 5200, 5296, 6500, 6620, 8000, 8275, 8320, 8606, 10400, 10592, 13000, 13240, 16000, 16550, 17212, 20800, 21184, 21515, 26000, 26480, 33100, 34424, 41375, 41600, 42368, 43030, 52000, 52960, 66200, 68848, 82750, 86060, 104000, 105920, 107575, 132400, 137696, 165500, 172120, 208000, 211840, 215150, 264800, 275392, 331000, 344240, 430300, 529600, 537875, 550784, 662000, 688480, 860600, 1059200, 1075750, 1324000, 1376960, 1721200, 2151500, 2648000, 2753920, 3442400, 4303000, 5296000, 6884800, 8606000, 13769600, 17212000, 34424000, 68848000]

約数ペア:

[(1, 68848000), (2, 34424000), (4, 17212000), (5, 13769600), (8, 8606000), (10, 6884800), (13, 5296000), (16, 4303000), (20, 3442400), (25, 2753920), (26, 2648000), (32, 2151500), (40, 1721200), (50, 1376960), (52, 1324000), (64, 1075750), (65, 1059200), (80, 860600), (100, 688480), (104, 662000), (125, 550784), (128, 537875), (130, 529600), (160, 430300), (200, 344240), (208, 331000), (250, 275392), (260, 264800), (320, 215150), (325, 211840), (331, 208000), (400, 172120), (416, 165500), (500, 137696), (520, 132400), (640, 107575), (650, 105920), (662, 104000), (800, 86060), (832, 82750), (1000, 68848), (1040, 66200), (1300, 52960), (1324, 52000), (1600, 43030), (1625, 42368), (1655, 41600), (1664, 41375), (2000, 34424), (2080, 33100), (2600, 26480), (2648, 26000), (3200, 21515), (3250, 21184), (3310, 20800), (4000, 17212), (4160, 16550), (4303, 16000), (5200, 13240), (5296, 13000), (6500, 10592), (6620, 10400), (8000, 8606), (8275, 8320)]