80497800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{4969}}^1$

素因数の和:4997

約数の個数: 120

約数和(自身を含む): 279637050

約数和(自身を除く): 199139250

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 270, 300, 324, 360, 405, 450, 540, 600, 648, 675, 810, 900, 1080, 1350, 1620, 1800, 2025, 2700, 3240, 4050, 4969, 5400, 8100, 9938, 14907, 16200, 19876, 24845, 29814, 39752, 44721, 49690, 59628, 74535, 89442, 99380, 119256, 124225, 134163, 149070, 178884, 198760, 223605, 248450, 268326, 298140, 357768, 372675, 402489, 447210, 496900, 536652, 596280, 670815, 745350, 804978, 894420, 993800, 1073304, 1118025, 1341630, 1490700, 1609956, 1788840, 2012445, 2236050, 2683260, 2981400, 3219912, 3354075, 4024890, 4472100, 5366520, 6708150, 8049780, 8944200, 10062225, 13416300, 16099560, 20124450, 26832600, 40248900, 80497800]

約数ペア:

[(1, 80497800), (2, 40248900), (3, 26832600), (4, 20124450), (5, 16099560), (6, 13416300), (8, 10062225), (9, 8944200), (10, 8049780), (12, 6708150), (15, 5366520), (18, 4472100), (20, 4024890), (24, 3354075), (25, 3219912), (27, 2981400), (30, 2683260), (36, 2236050), (40, 2012445), (45, 1788840), (50, 1609956), (54, 1490700), (60, 1341630), (72, 1118025), (75, 1073304), (81, 993800), (90, 894420), (100, 804978), (108, 745350), (120, 670815), (135, 596280), (150, 536652), (162, 496900), (180, 447210), (200, 402489), (216, 372675), (225, 357768), (270, 298140), (300, 268326), (324, 248450), (360, 223605), (405, 198760), (450, 178884), (540, 149070), (600, 134163), (648, 124225), (675, 119256), (810, 99380), (900, 89442), (1080, 74535), (1350, 59628), (1620, 49690), (1800, 44721), (2025, 39752), (2700, 29814), (3240, 24845), (4050, 19876), (4969, 16200), (5400, 14907), (8100, 9938)]