82801840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4091}}^1$

素因数の和:4138

約数の個数: 80

約数和(自身を含む): 219200256

約数和(自身を除く): 136398416

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 4091, 5060, 8182, 10120, 16364, 20240, 20455, 32728, 40910, 45001, 65456, 81820, 90002, 94093, 163640, 180004, 188186, 225005, 327280, 360008, 376372, 450010, 470465, 720016, 752744, 900020, 940930, 1035023, 1505488, 1800040, 1881860, 2070046, 3600080, 3763720, 4140092, 5175115, 7527440, 8280184, 10350230, 16560368, 20700460, 41400920, 82801840]

約数ペア:

[(1, 82801840), (2, 41400920), (4, 20700460), (5, 16560368), (8, 10350230), (10, 8280184), (11, 7527440), (16, 5175115), (20, 4140092), (22, 3763720), (23, 3600080), (40, 2070046), (44, 1881860), (46, 1800040), (55, 1505488), (80, 1035023), (88, 940930), (92, 900020), (110, 752744), (115, 720016), (176, 470465), (184, 450010), (220, 376372), (230, 360008), (253, 327280), (368, 225005), (440, 188186), (460, 180004), (506, 163640), (880, 94093), (920, 90002), (1012, 81820), (1265, 65456), (1840, 45001), (2024, 40910), (2530, 32728), (4048, 20455), (4091, 20240), (5060, 16364), (8182, 10120)]