40370000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{367}}^1$

素因数の和:406

約数の個数: 100

約数和(自身を含む): 106915776

約数和(自身を除く): 66545776

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 367, 400, 440, 500, 550, 625, 734, 880, 1000, 1100, 1250, 1375, 1468, 1835, 2000, 2200, 2500, 2750, 2936, 3670, 4037, 4400, 5000, 5500, 5872, 6875, 7340, 8074, 9175, 10000, 11000, 13750, 14680, 16148, 18350, 20185, 22000, 27500, 29360, 32296, 36700, 40370, 45875, 55000, 64592, 73400, 80740, 91750, 100925, 110000, 146800, 161480, 183500, 201850, 229375, 322960, 367000, 403700, 458750, 504625, 734000, 807400, 917500, 1009250, 1614800, 1835000, 2018500, 2523125, 3670000, 4037000, 5046250, 8074000, 10092500, 20185000, 40370000]

約数ペア:

[(1, 40370000), (2, 20185000), (4, 10092500), (5, 8074000), (8, 5046250), (10, 4037000), (11, 3670000), (16, 2523125), (20, 2018500), (22, 1835000), (25, 1614800), (40, 1009250), (44, 917500), (50, 807400), (55, 734000), (80, 504625), (88, 458750), (100, 403700), (110, 367000), (125, 322960), (176, 229375), (200, 201850), (220, 183500), (250, 161480), (275, 146800), (367, 110000), (400, 100925), (440, 91750), (500, 80740), (550, 73400), (625, 64592), (734, 55000), (880, 45875), (1000, 40370), (1100, 36700), (1250, 32296), (1375, 29360), (1468, 27500), (1835, 22000), (2000, 20185), (2200, 18350), (2500, 16148), (2750, 14680), (2936, 13750), (3670, 11000), (4037, 10000), (4400, 9175), (5000, 8074), (5500, 7340), (5872, 6875)]