53605000

素因数分解:

$2^3\times 5^4\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 128208960

約数和(自身を除く): 74603960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 125, 142, 151, 200, 250, 284, 302, 355, 500, 568, 604, 625, 710, 755, 1000, 1208, 1250, 1420, 1510, 1775, 2500, 2840, 3020, 3550, 3775, 5000, 6040, 7100, 7550, 8875, 10721, 14200, 15100, 17750, 18875, 21442, 30200, 35500, 37750, 42884, 44375, 53605, 71000, 75500, 85768, 88750, 94375, 107210, 151000, 177500, 188750, 214420, 268025, 355000, 377500, 428840, 536050, 755000, 1072100, 1340125, 2144200, 2680250, 5360500, 6700625, 10721000, 13401250, 26802500, 53605000]

約数ペア:

[(1, 53605000), (2, 26802500), (4, 13401250), (5, 10721000), (8, 6700625), (10, 5360500), (20, 2680250), (25, 2144200), (40, 1340125), (50, 1072100), (71, 755000), (100, 536050), (125, 428840), (142, 377500), (151, 355000), (200, 268025), (250, 214420), (284, 188750), (302, 177500), (355, 151000), (500, 107210), (568, 94375), (604, 88750), (625, 85768), (710, 75500), (755, 71000), (1000, 53605), (1208, 44375), (1250, 42884), (1420, 37750), (1510, 35500), (1775, 30200), (2500, 21442), (2840, 18875), (3020, 17750), (3550, 15100), (3775, 14200), (5000, 10721), (6040, 8875), (7100, 7550)]