41978000

素因数分解:

$2^4\times 5^3\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:313

約数の個数: 80

約数和(自身を含む): 102910080

約数和(自身を除く): 60932080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 139, 151, 200, 250, 278, 302, 400, 500, 556, 604, 695, 755, 1000, 1112, 1208, 1390, 1510, 2000, 2224, 2416, 2780, 3020, 3475, 3775, 5560, 6040, 6950, 7550, 11120, 12080, 13900, 15100, 17375, 18875, 20989, 27800, 30200, 34750, 37750, 41978, 55600, 60400, 69500, 75500, 83956, 104945, 139000, 151000, 167912, 209890, 278000, 302000, 335824, 419780, 524725, 839560, 1049450, 1679120, 2098900, 2623625, 4197800, 5247250, 8395600, 10494500, 20989000, 41978000]

約数ペア:

[(1, 41978000), (2, 20989000), (4, 10494500), (5, 8395600), (8, 5247250), (10, 4197800), (16, 2623625), (20, 2098900), (25, 1679120), (40, 1049450), (50, 839560), (80, 524725), (100, 419780), (125, 335824), (139, 302000), (151, 278000), (200, 209890), (250, 167912), (278, 151000), (302, 139000), (400, 104945), (500, 83956), (556, 75500), (604, 69500), (695, 60400), (755, 55600), (1000, 41978), (1112, 37750), (1208, 34750), (1390, 30200), (1510, 27800), (2000, 20989), (2224, 18875), (2416, 17375), (2780, 15100), (3020, 13900), (3475, 12080), (3775, 11120), (5560, 7550), (6040, 6950)]