204605000

素因数分解:

$2^3\times 5^4\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 484344960

約数和(自身を除く): 279739960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 151, 200, 250, 271, 302, 500, 542, 604, 625, 755, 1000, 1084, 1208, 1250, 1355, 1510, 2168, 2500, 2710, 3020, 3775, 5000, 5420, 6040, 6775, 7550, 10840, 13550, 15100, 18875, 27100, 30200, 33875, 37750, 40921, 54200, 67750, 75500, 81842, 94375, 135500, 151000, 163684, 169375, 188750, 204605, 271000, 327368, 338750, 377500, 409210, 677500, 755000, 818420, 1023025, 1355000, 1636840, 2046050, 4092100, 5115125, 8184200, 10230250, 20460500, 25575625, 40921000, 51151250, 102302500, 204605000]

約数ペア:

[(1, 204605000), (2, 102302500), (4, 51151250), (5, 40921000), (8, 25575625), (10, 20460500), (20, 10230250), (25, 8184200), (40, 5115125), (50, 4092100), (100, 2046050), (125, 1636840), (151, 1355000), (200, 1023025), (250, 818420), (271, 755000), (302, 677500), (500, 409210), (542, 377500), (604, 338750), (625, 327368), (755, 271000), (1000, 204605), (1084, 188750), (1208, 169375), (1250, 163684), (1355, 151000), (1510, 135500), (2168, 94375), (2500, 81842), (2710, 75500), (3020, 67750), (3775, 54200), (5000, 40921), (5420, 37750), (6040, 33875), (6775, 30200), (7550, 27100), (10840, 18875), (13550, 15100)]