209284000

素因数分解:

$2^5\times 5^3\times {\mathrm{52321}}^1$

素因数の和:52346

約数の個数: 48

約数和(自身を含む): 514220616

約数和(自身を除く): 304936616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 52321, 104642, 209284, 261605, 418568, 523210, 837136, 1046420, 1308025, 1674272, 2092840, 2616050, 4185680, 5232100, 6540125, 8371360, 10464200, 13080250, 20928400, 26160500, 41856800, 52321000, 104642000, 209284000]

約数ペア:

[(1, 209284000), (2, 104642000), (4, 52321000), (5, 41856800), (8, 26160500), (10, 20928400), (16, 13080250), (20, 10464200), (25, 8371360), (32, 6540125), (40, 5232100), (50, 4185680), (80, 2616050), (100, 2092840), (125, 1674272), (160, 1308025), (200, 1046420), (250, 837136), (400, 523210), (500, 418568), (800, 261605), (1000, 209284), (2000, 104642), (4000, 52321)]