65913280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:366

約数の個数: 112

約数和(自身を含む): 170261280

約数和(自身を除く): 104348000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 64, 74, 76, 80, 95, 148, 152, 160, 185, 190, 293, 296, 304, 320, 370, 380, 586, 592, 608, 703, 740, 760, 1172, 1184, 1216, 1406, 1465, 1480, 1520, 2344, 2368, 2812, 2930, 2960, 3040, 3515, 4688, 5567, 5624, 5860, 5920, 6080, 7030, 9376, 10841, 11134, 11248, 11720, 11840, 14060, 18752, 21682, 22268, 22496, 23440, 27835, 28120, 43364, 44536, 44992, 46880, 54205, 55670, 56240, 86728, 89072, 93760, 108410, 111340, 112480, 173456, 178144, 205979, 216820, 222680, 224960, 346912, 356288, 411958, 433640, 445360, 693824, 823916, 867280, 890720, 1029895, 1647832, 1734560, 1781440, 2059790, 3295664, 3469120, 4119580, 6591328, 8239160, 13182656, 16478320, 32956640, 65913280]

約数ペア:

[(1, 65913280), (2, 32956640), (4, 16478320), (5, 13182656), (8, 8239160), (10, 6591328), (16, 4119580), (19, 3469120), (20, 3295664), (32, 2059790), (37, 1781440), (38, 1734560), (40, 1647832), (64, 1029895), (74, 890720), (76, 867280), (80, 823916), (95, 693824), (148, 445360), (152, 433640), (160, 411958), (185, 356288), (190, 346912), (293, 224960), (296, 222680), (304, 216820), (320, 205979), (370, 178144), (380, 173456), (586, 112480), (592, 111340), (608, 108410), (703, 93760), (740, 89072), (760, 86728), (1172, 56240), (1184, 55670), (1216, 54205), (1406, 46880), (1465, 44992), (1480, 44536), (1520, 43364), (2344, 28120), (2368, 27835), (2812, 23440), (2930, 22496), (2960, 22268), (3040, 21682), (3515, 18752), (4688, 14060), (5567, 11840), (5624, 11720), (5860, 11248), (5920, 11134), (6080, 10841), (7030, 9376)]