25568720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 62674560

約数和(自身を除く): 37105840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 103, 107, 116, 145, 206, 214, 232, 290, 412, 428, 464, 515, 535, 580, 824, 856, 1030, 1070, 1160, 1648, 1712, 2060, 2140, 2320, 2987, 3103, 4120, 4280, 5974, 6206, 8240, 8560, 11021, 11948, 12412, 14935, 15515, 22042, 23896, 24824, 29870, 31030, 44084, 47792, 49648, 55105, 59740, 62060, 88168, 110210, 119480, 124120, 176336, 220420, 238960, 248240, 319609, 440840, 639218, 881680, 1278436, 1598045, 2556872, 3196090, 5113744, 6392180, 12784360, 25568720]

約数ペア:

[(1, 25568720), (2, 12784360), (4, 6392180), (5, 5113744), (8, 3196090), (10, 2556872), (16, 1598045), (20, 1278436), (29, 881680), (40, 639218), (58, 440840), (80, 319609), (103, 248240), (107, 238960), (116, 220420), (145, 176336), (206, 124120), (214, 119480), (232, 110210), (290, 88168), (412, 62060), (428, 59740), (464, 55105), (515, 49648), (535, 47792), (580, 44084), (824, 31030), (856, 29870), (1030, 24824), (1070, 23896), (1160, 22042), (1648, 15515), (1712, 14935), (2060, 12412), (2140, 11948), (2320, 11021), (2987, 8560), (3103, 8240), (4120, 6206), (4280, 5974)]