131699200

素因数分解:

$2^9\times 5^2\times {\mathrm{10289}}^1$

素因数の和:10317

約数の個数: 60

約数和(自身を含む): 326326770

約数和(自身を除く): 194627570

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 10289, 12800, 20578, 41156, 51445, 82312, 102890, 164624, 205780, 257225, 329248, 411560, 514450, 658496, 823120, 1028900, 1316992, 1646240, 2057800, 2633984, 3292480, 4115600, 5267968, 6584960, 8231200, 13169920, 16462400, 26339840, 32924800, 65849600, 131699200]

約数ペア:

[(1, 131699200), (2, 65849600), (4, 32924800), (5, 26339840), (8, 16462400), (10, 13169920), (16, 8231200), (20, 6584960), (25, 5267968), (32, 4115600), (40, 3292480), (50, 2633984), (64, 2057800), (80, 1646240), (100, 1316992), (128, 1028900), (160, 823120), (200, 658496), (256, 514450), (320, 411560), (400, 329248), (512, 257225), (640, 205780), (800, 164624), (1280, 102890), (1600, 82312), (2560, 51445), (3200, 41156), (6400, 20578), (10289, 12800)]