80137800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{211}}^2$

素因数の和:444

約数の個数: 108

約数和(自身を含む): 270410985

約数和(自身を除く): 190273185

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 211, 225, 300, 360, 422, 450, 600, 633, 844, 900, 1055, 1266, 1688, 1800, 1899, 2110, 2532, 3165, 3798, 4220, 5064, 5275, 6330, 7596, 8440, 9495, 10550, 12660, 15192, 15825, 18990, 21100, 25320, 31650, 37980, 42200, 44521, 47475, 63300, 75960, 89042, 94950, 126600, 133563, 178084, 189900, 222605, 267126, 356168, 379800, 400689, 445210, 534252, 667815, 801378, 890420, 1068504, 1113025, 1335630, 1602756, 1780840, 2003445, 2226050, 2671260, 3205512, 3339075, 4006890, 4452100, 5342520, 6678150, 8013780, 8904200, 10017225, 13356300, 16027560, 20034450, 26712600, 40068900, 80137800]

約数ペア:

[(1, 80137800), (2, 40068900), (3, 26712600), (4, 20034450), (5, 16027560), (6, 13356300), (8, 10017225), (9, 8904200), (10, 8013780), (12, 6678150), (15, 5342520), (18, 4452100), (20, 4006890), (24, 3339075), (25, 3205512), (30, 2671260), (36, 2226050), (40, 2003445), (45, 1780840), (50, 1602756), (60, 1335630), (72, 1113025), (75, 1068504), (90, 890420), (100, 801378), (120, 667815), (150, 534252), (180, 445210), (200, 400689), (211, 379800), (225, 356168), (300, 267126), (360, 222605), (422, 189900), (450, 178084), (600, 133563), (633, 126600), (844, 94950), (900, 89042), (1055, 75960), (1266, 63300), (1688, 47475), (1800, 44521), (1899, 42200), (2110, 37980), (2532, 31650), (3165, 25320), (3798, 21100), (4220, 18990), (5064, 15825), (5275, 15192), (6330, 12660), (7596, 10550), (8440, 9495)]