84438400

素因数分解:

$2^7\times 5^2\times {\mathrm{26387}}^1$

素因数の和:26411

約数の個数: 48

約数和(自身を含む): 208597140

約数和(自身を除く): 124158740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 26387, 52774, 105548, 131935, 211096, 263870, 422192, 527740, 659675, 844384, 1055480, 1319350, 1688768, 2110960, 2638700, 3377536, 4221920, 5277400, 8443840, 10554800, 16887680, 21109600, 42219200, 84438400]

約数ペア:

[(1, 84438400), (2, 42219200), (4, 21109600), (5, 16887680), (8, 10554800), (10, 8443840), (16, 5277400), (20, 4221920), (25, 3377536), (32, 2638700), (40, 2110960), (50, 1688768), (64, 1319350), (80, 1055480), (100, 844384), (128, 659675), (160, 527740), (200, 422192), (320, 263870), (400, 211096), (640, 131935), (800, 105548), (1600, 52774), (3200, 26387)]