180023350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{661}}^1$

素因数の和:1105

約数の個数: 48

約数和(自身を含む): 362008080

約数和(自身を除く): 181984730

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 419, 650, 661, 838, 1322, 2095, 3305, 4190, 5447, 6610, 8593, 10475, 10894, 16525, 17186, 20950, 27235, 33050, 42965, 54470, 85930, 136175, 214825, 272350, 276959, 429650, 553918, 1384795, 2769590, 3600467, 6923975, 7200934, 13847950, 18002335, 36004670, 90011675, 180023350]

約数ペア:

[(1, 180023350), (2, 90011675), (5, 36004670), (10, 18002335), (13, 13847950), (25, 7200934), (26, 6923975), (50, 3600467), (65, 2769590), (130, 1384795), (325, 553918), (419, 429650), (650, 276959), (661, 272350), (838, 214825), (1322, 136175), (2095, 85930), (3305, 54470), (4190, 42965), (5447, 33050), (6610, 27235), (8593, 20950), (10475, 17186), (10894, 16525)]