290942800

素因数分解:

$2^4\times 5^2\times {\mathrm{109}}^1\times {\mathrm{6673}}^1$

素因数の和:6800

約数の個数: 60

約数和(自身を含む): 705508540

約数和(自身を除く): 414565740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 200, 218, 400, 436, 545, 872, 1090, 1744, 2180, 2725, 4360, 5450, 6673, 8720, 10900, 13346, 21800, 26692, 33365, 43600, 53384, 66730, 106768, 133460, 166825, 266920, 333650, 533840, 667300, 727357, 1334600, 1454714, 2669200, 2909428, 3636785, 5818856, 7273570, 11637712, 14547140, 18183925, 29094280, 36367850, 58188560, 72735700, 145471400, 290942800]

約数ペア:

[(1, 290942800), (2, 145471400), (4, 72735700), (5, 58188560), (8, 36367850), (10, 29094280), (16, 18183925), (20, 14547140), (25, 11637712), (40, 7273570), (50, 5818856), (80, 3636785), (100, 2909428), (109, 2669200), (200, 1454714), (218, 1334600), (400, 727357), (436, 667300), (545, 533840), (872, 333650), (1090, 266920), (1744, 166825), (2180, 133460), (2725, 106768), (4360, 66730), (5450, 53384), (6673, 43600), (8720, 33365), (10900, 26692), (13346, 21800)]