26400404080

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{14107}}^1$

素因数の和:14426

約数の個数: 80

約数和(自身を含む): 62190885600

約数和(自身を除く): 35790481520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 157, 298, 314, 596, 628, 745, 785, 1192, 1256, 1490, 1570, 2384, 2512, 2980, 3140, 5960, 6280, 11920, 12560, 14107, 23393, 28214, 46786, 56428, 70535, 93572, 112856, 116965, 141070, 187144, 225712, 233930, 282140, 374288, 467860, 564280, 935720, 1128560, 1871440, 2101943, 2214799, 4203886, 4429598, 8407772, 8859196, 10509715, 11073995, 16815544, 17718392, 21019430, 22147990, 33631088, 35436784, 42038860, 44295980, 84077720, 88591960, 168155440, 177183920, 330005051, 660010102, 1320020204, 1650025255, 2640040408, 3300050510, 5280080816, 6600101020, 13200202040, 26400404080]

約数ペア:

[(1, 26400404080), (2, 13200202040), (4, 6600101020), (5, 5280080816), (8, 3300050510), (10, 2640040408), (16, 1650025255), (20, 1320020204), (40, 660010102), (80, 330005051), (149, 177183920), (157, 168155440), (298, 88591960), (314, 84077720), (596, 44295980), (628, 42038860), (745, 35436784), (785, 33631088), (1192, 22147990), (1256, 21019430), (1490, 17718392), (1570, 16815544), (2384, 11073995), (2512, 10509715), (2980, 8859196), (3140, 8407772), (5960, 4429598), (6280, 4203886), (11920, 2214799), (12560, 2101943), (14107, 1871440), (23393, 1128560), (28214, 935720), (46786, 564280), (56428, 467860), (70535, 374288), (93572, 282140), (112856, 233930), (116965, 225712), (141070, 187144)]