55412480

素因数分解:

$2^8\times 5^1\times {\mathrm{43291}}^1$

素因数の和:43312

約数の個数: 36

約数和(自身を含む): 132733272

約数和(自身を除く): 77320792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 43291, 86582, 173164, 216455, 346328, 432910, 692656, 865820, 1385312, 1731640, 2770624, 3463280, 5541248, 6926560, 11082496, 13853120, 27706240, 55412480]

約数ペア:

[(1, 55412480), (2, 27706240), (4, 13853120), (5, 11082496), (8, 6926560), (10, 5541248), (16, 3463280), (20, 2770624), (32, 1731640), (40, 1385312), (64, 865820), (80, 692656), (128, 432910), (160, 346328), (256, 216455), (320, 173164), (640, 86582), (1280, 43291)]