51496940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2963}}^1$

素因数の和:3062

約数の個数: 48

約数和(自身を含む): 119508480

約数和(自身を除く): 68011540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 2963, 3476, 4345, 5926, 8690, 11852, 14815, 17380, 29630, 32593, 59260, 65186, 130372, 162965, 234077, 325930, 468154, 651860, 936308, 1170385, 2340770, 2574847, 4681540, 5149694, 10299388, 12874235, 25748470, 51496940]

約数ペア:

[(1, 51496940), (2, 25748470), (4, 12874235), (5, 10299388), (10, 5149694), (11, 4681540), (20, 2574847), (22, 2340770), (44, 1170385), (55, 936308), (79, 651860), (110, 468154), (158, 325930), (220, 234077), (316, 162965), (395, 130372), (790, 65186), (869, 59260), (1580, 32593), (1738, 29630), (2963, 17380), (3476, 14815), (4345, 11852), (5926, 8690)]