497014739920

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{907}}^1\times {\mathrm{76963}}^1$

素因数の和:77972

約数の個数: 80

約数和(自身を含む): 1169846642880

約数和(自身を除く): 672831902960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 907, 1424, 1780, 1814, 3560, 3628, 4535, 7120, 7256, 9070, 14512, 18140, 36280, 72560, 76963, 80723, 153926, 161446, 307852, 322892, 384815, 403615, 615704, 645784, 769630, 807230, 1231408, 1291568, 1539260, 1614460, 3078520, 3228920, 6157040, 6457840, 6849707, 13699414, 27398828, 34248535, 54797656, 68497070, 69805441, 109595312, 136994140, 139610882, 273988280, 279221764, 349027205, 547976560, 558443528, 698054410, 1116887056, 1396108820, 2792217640, 5584435280, 6212684249, 12425368498, 24850736996, 31063421245, 49701473992, 62126842490, 99402947984, 124253684980, 248507369960, 497014739920]

約数ペア:

[(1, 497014739920), (2, 248507369960), (4, 124253684980), (5, 99402947984), (8, 62126842490), (10, 49701473992), (16, 31063421245), (20, 24850736996), (40, 12425368498), (80, 6212684249), (89, 5584435280), (178, 2792217640), (356, 1396108820), (445, 1116887056), (712, 698054410), (890, 558443528), (907, 547976560), (1424, 349027205), (1780, 279221764), (1814, 273988280), (3560, 139610882), (3628, 136994140), (4535, 109595312), (7120, 69805441), (7256, 68497070), (9070, 54797656), (14512, 34248535), (18140, 27398828), (36280, 13699414), (72560, 6849707), (76963, 6457840), (80723, 6157040), (153926, 3228920), (161446, 3078520), (307852, 1614460), (322892, 1539260), (384815, 1291568), (403615, 1231408), (615704, 807230), (645784, 769630)]