78944710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2309}}^1$

素因数の和:2592

約数の個数: 32

約数和(自身を含む): 153679680

約数和(自身を除く): 74734970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 1315, 2309, 2630, 3419, 4618, 6838, 11545, 17095, 23090, 30017, 34190, 60034, 150085, 300170, 607267, 1214534, 3036335, 6072670, 7894471, 15788942, 39472355, 78944710]

約数ペア:

[(1, 78944710), (2, 39472355), (5, 15788942), (10, 7894471), (13, 6072670), (26, 3036335), (65, 1214534), (130, 607267), (263, 300170), (526, 150085), (1315, 60034), (2309, 34190), (2630, 30017), (3419, 23090), (4618, 17095), (6838, 11545)]