80318280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{95617}}^1$

素因数の和:95638

約数の個数: 64

約数和(自身を含む): 275379840

約数和(自身を除く): 195061560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 95617, 191234, 286851, 382468, 478085, 573702, 669319, 764936, 956170, 1147404, 1338638, 1434255, 1912340, 2007957, 2294808, 2677276, 2868510, 3346595, 3824680, 4015914, 5354552, 5737020, 6693190, 8031828, 10039785, 11474040, 13386380, 16063656, 20079570, 26772760, 40159140, 80318280]

約数ペア:

[(1, 80318280), (2, 40159140), (3, 26772760), (4, 20079570), (5, 16063656), (6, 13386380), (7, 11474040), (8, 10039785), (10, 8031828), (12, 6693190), (14, 5737020), (15, 5354552), (20, 4015914), (21, 3824680), (24, 3346595), (28, 2868510), (30, 2677276), (35, 2294808), (40, 2007957), (42, 1912340), (56, 1434255), (60, 1338638), (70, 1147404), (84, 956170), (105, 764936), (120, 669319), (140, 573702), (168, 478085), (210, 382468), (280, 286851), (420, 191234), (840, 95617)]