81271710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69463}}^1$

素因数の和:69489

約数の個数: 48

約数和(自身を含む): 227564064

約数和(自身を除く): 146292354

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 69463, 138926, 208389, 347315, 416778, 625167, 694630, 903019, 1041945, 1250334, 1806038, 2083890, 2709057, 3125835, 4515095, 5418114, 6251670, 8127171, 9030190, 13545285, 16254342, 27090570, 40635855, 81271710]

約数ペア:

[(1, 81271710), (2, 40635855), (3, 27090570), (5, 16254342), (6, 13545285), (9, 9030190), (10, 8127171), (13, 6251670), (15, 5418114), (18, 4515095), (26, 3125835), (30, 2709057), (39, 2083890), (45, 1806038), (65, 1250334), (78, 1041945), (90, 903019), (117, 694630), (130, 625167), (195, 416778), (234, 347315), (390, 208389), (585, 138926), (1170, 69463)]