5438550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2789}}^1$

素因数の和:2817

約数の個数: 48

約数和(自身を含む): 14530320

約数和(自身を除く): 9091770

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 2789, 5578, 8367, 13945, 16734, 27890, 36257, 41835, 69725, 72514, 83670, 108771, 139450, 181285, 209175, 217542, 362570, 418350, 543855, 906425, 1087710, 1812850, 2719275, 5438550]

約数ペア:

[(1, 5438550), (2, 2719275), (3, 1812850), (5, 1087710), (6, 906425), (10, 543855), (13, 418350), (15, 362570), (25, 217542), (26, 209175), (30, 181285), (39, 139450), (50, 108771), (65, 83670), (75, 72514), (78, 69725), (130, 41835), (150, 36257), (195, 27890), (325, 16734), (390, 13945), (650, 8367), (975, 5578), (1950, 2789)]