79961200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1115

約数の個数: 120

約数和(自身を含む): 222106320

約数和(自身を除く): 142145120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 80, 85, 88, 100, 110, 136, 170, 176, 187, 200, 220, 272, 275, 340, 374, 400, 425, 440, 550, 680, 748, 850, 880, 935, 1069, 1100, 1360, 1496, 1700, 1870, 2138, 2200, 2992, 3400, 3740, 4276, 4400, 4675, 5345, 6800, 7480, 8552, 9350, 10690, 11759, 14960, 17104, 18173, 18700, 21380, 23518, 26725, 36346, 37400, 42760, 47036, 53450, 58795, 72692, 74800, 85520, 90865, 94072, 106900, 117590, 145384, 181730, 188144, 199903, 213800, 235180, 290768, 293975, 363460, 399806, 427600, 454325, 470360, 587950, 726920, 799612, 908650, 940720, 999515, 1175900, 1453840, 1599224, 1817300, 1999030, 2351800, 3198448, 3634600, 3998060, 4703600, 4997575, 7269200, 7996120, 9995150, 15992240, 19990300, 39980600, 79961200]

約数ペア:

[(1, 79961200), (2, 39980600), (4, 19990300), (5, 15992240), (8, 9995150), (10, 7996120), (11, 7269200), (16, 4997575), (17, 4703600), (20, 3998060), (22, 3634600), (25, 3198448), (34, 2351800), (40, 1999030), (44, 1817300), (50, 1599224), (55, 1453840), (68, 1175900), (80, 999515), (85, 940720), (88, 908650), (100, 799612), (110, 726920), (136, 587950), (170, 470360), (176, 454325), (187, 427600), (200, 399806), (220, 363460), (272, 293975), (275, 290768), (340, 235180), (374, 213800), (400, 199903), (425, 188144), (440, 181730), (550, 145384), (680, 117590), (748, 106900), (850, 94072), (880, 90865), (935, 85520), (1069, 74800), (1100, 72692), (1360, 58795), (1496, 53450), (1700, 47036), (1870, 42760), (2138, 37400), (2200, 36346), (2992, 26725), (3400, 23518), (3740, 21380), (4276, 18700), (4400, 18173), (4675, 17104), (5345, 14960), (6800, 11759), (7480, 10690), (8552, 9350)]