255588223820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{35400031}}^1$

素因数の和:35400078

約数の個数: 36

約数和(自身を含む): 566471312064

約数和(自身を除く): 310883088244

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 35400031, 70800062, 141600124, 177000155, 354000310, 672600589, 708000620, 1345201178, 2690402356, 3363002945, 6726005890, 12779411191, 13452011780, 25558822382, 51117644764, 63897055955, 127794111910, 255588223820]

約数ペア:

[(1, 255588223820), (2, 127794111910), (4, 63897055955), (5, 51117644764), (10, 25558822382), (19, 13452011780), (20, 12779411191), (38, 6726005890), (76, 3363002945), (95, 2690402356), (190, 1345201178), (361, 708000620), (380, 672600589), (722, 354000310), (1444, 177000155), (1805, 141600124), (3610, 70800062), (7220, 35400031)]