77626880

素因数分解:

$2^9\times 5^1\times {\mathrm{30323}}^1$

素因数の和:30346

約数の個数: 40

約数和(自身を含む): 186128712

約数和(自身を除く): 108501832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 30323, 60646, 121292, 151615, 242584, 303230, 485168, 606460, 970336, 1212920, 1940672, 2425840, 3881344, 4851680, 7762688, 9703360, 15525376, 19406720, 38813440, 77626880]

約数ペア:

[(1, 77626880), (2, 38813440), (4, 19406720), (5, 15525376), (8, 9703360), (10, 7762688), (16, 4851680), (20, 3881344), (32, 2425840), (40, 1940672), (64, 1212920), (80, 970336), (128, 606460), (160, 485168), (256, 303230), (320, 242584), (512, 151615), (640, 121292), (1280, 60646), (2560, 30323)]