80990730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47363}}^1$

素因数の和:47395

約数の個数: 48

約数和(自身を含む): 221663520

約数和(自身を除く): 140672790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47363, 94726, 142089, 236815, 284178, 426267, 473630, 710445, 852534, 899897, 1420890, 1799794, 2131335, 2699691, 4262670, 4499485, 5399382, 8099073, 8998970, 13498455, 16198146, 26996910, 40495365, 80990730]

約数ペア:

[(1, 80990730), (2, 40495365), (3, 26996910), (5, 16198146), (6, 13498455), (9, 8998970), (10, 8099073), (15, 5399382), (18, 4499485), (19, 4262670), (30, 2699691), (38, 2131335), (45, 1799794), (57, 1420890), (90, 899897), (95, 852534), (114, 710445), (171, 473630), (190, 426267), (285, 284178), (342, 236815), (570, 142089), (855, 94726), (1710, 47363)]