88113640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 209952000

約数和(自身を除く): 121838360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 269, 380, 431, 538, 760, 862, 1076, 1345, 1724, 2152, 2155, 2690, 3448, 4310, 5111, 5380, 8189, 8620, 10222, 10760, 16378, 17240, 20444, 25555, 32756, 40888, 40945, 51110, 65512, 81890, 102220, 115939, 163780, 204440, 231878, 327560, 463756, 579695, 927512, 1159390, 2202841, 2318780, 4405682, 4637560, 8811364, 11014205, 17622728, 22028410, 44056820, 88113640]

約数ペア:

[(1, 88113640), (2, 44056820), (4, 22028410), (5, 17622728), (8, 11014205), (10, 8811364), (19, 4637560), (20, 4405682), (38, 2318780), (40, 2202841), (76, 1159390), (95, 927512), (152, 579695), (190, 463756), (269, 327560), (380, 231878), (431, 204440), (538, 163780), (760, 115939), (862, 102220), (1076, 81890), (1345, 65512), (1724, 51110), (2152, 40945), (2155, 40888), (2690, 32756), (3448, 25555), (4310, 20444), (5111, 17240), (5380, 16378), (8189, 10760), (8620, 10222)]