80426208800

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{2051689}}^1$

素因数の和:2051723

約数の個数: 108

約数和(自身を含む): 228396182490

約数和(自身を除く): 147969973690

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2450, 2800, 3920, 4900, 5600, 7840, 9800, 19600, 39200, 2051689, 4103378, 8206756, 10258445, 14361823, 16413512, 20516890, 28723646, 32827024, 41033780, 51292225, 57447292, 65654048, 71809115, 82067560, 100532761, 102584450, 114894584, 143618230, 164135120, 201065522, 205168900, 229789168, 287236460, 328270240, 359045575, 402131044, 410337800, 459578336, 502663805, 574472920, 718091150, 804262088, 820675600, 1005327610, 1148945840, 1436182300, 1608524176, 1641351200, 2010655220, 2297891680, 2513319025, 2872364600, 3217048352, 4021310440, 5026638050, 5744729200, 8042620880, 10053276100, 11489458400, 16085241760, 20106552200, 40213104400, 80426208800]

約数ペア:

[(1, 80426208800), (2, 40213104400), (4, 20106552200), (5, 16085241760), (7, 11489458400), (8, 10053276100), (10, 8042620880), (14, 5744729200), (16, 5026638050), (20, 4021310440), (25, 3217048352), (28, 2872364600), (32, 2513319025), (35, 2297891680), (40, 2010655220), (49, 1641351200), (50, 1608524176), (56, 1436182300), (70, 1148945840), (80, 1005327610), (98, 820675600), (100, 804262088), (112, 718091150), (140, 574472920), (160, 502663805), (175, 459578336), (196, 410337800), (200, 402131044), (224, 359045575), (245, 328270240), (280, 287236460), (350, 229789168), (392, 205168900), (400, 201065522), (490, 164135120), (560, 143618230), (700, 114894584), (784, 102584450), (800, 100532761), (980, 82067560), (1120, 71809115), (1225, 65654048), (1400, 57447292), (1568, 51292225), (1960, 41033780), (2450, 32827024), (2800, 28723646), (3920, 20516890), (4900, 16413512), (5600, 14361823), (7840, 10258445), (9800, 8206756), (19600, 4103378), (39200, 2051689)]