49661480240

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1\times {\mathrm{19759}}^1$

素因数の和:20214

約数の個数: 80

約数和(自身を含む): 117096969600

約数和(自身を除く): 67435489360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 353, 356, 445, 706, 712, 890, 1412, 1424, 1765, 1780, 2824, 3530, 3560, 5648, 7060, 7120, 14120, 19759, 28240, 31417, 39518, 62834, 79036, 98795, 125668, 157085, 158072, 197590, 251336, 314170, 316144, 395180, 502672, 628340, 790360, 1256680, 1580720, 1758551, 2513360, 3517102, 6974927, 7034204, 8792755, 13949854, 14068408, 17585510, 27899708, 28136816, 34874635, 35171020, 55799416, 69749270, 70342040, 111598832, 139498540, 140684080, 278997080, 557994160, 620768503, 1241537006, 2483074012, 3103842515, 4966148024, 6207685030, 9932296048, 12415370060, 24830740120, 49661480240]

約数ペア:

[(1, 49661480240), (2, 24830740120), (4, 12415370060), (5, 9932296048), (8, 6207685030), (10, 4966148024), (16, 3103842515), (20, 2483074012), (40, 1241537006), (80, 620768503), (89, 557994160), (178, 278997080), (353, 140684080), (356, 139498540), (445, 111598832), (706, 70342040), (712, 69749270), (890, 55799416), (1412, 35171020), (1424, 34874635), (1765, 28136816), (1780, 27899708), (2824, 17585510), (3530, 14068408), (3560, 13949854), (5648, 8792755), (7060, 7034204), (7120, 6974927), (14120, 3517102), (19759, 2513360), (28240, 1758551), (31417, 1580720), (39518, 1256680), (62834, 790360), (79036, 628340), (98795, 502672), (125668, 395180), (157085, 316144), (158072, 314170), (197590, 251336)]