80246560

素因数分解:

$2^5\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1907}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 190403136

約数和(自身を除く): 110156576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 263, 526, 1052, 1315, 1907, 2104, 2630, 3814, 4208, 5260, 7628, 8416, 9535, 10520, 15256, 19070, 21040, 30512, 38140, 42080, 61024, 76280, 152560, 305120, 501541, 1003082, 2006164, 2507705, 4012328, 5015410, 8024656, 10030820, 16049312, 20061640, 40123280, 80246560]

約数ペア:

[(1, 80246560), (2, 40123280), (4, 20061640), (5, 16049312), (8, 10030820), (10, 8024656), (16, 5015410), (20, 4012328), (32, 2507705), (40, 2006164), (80, 1003082), (160, 501541), (263, 305120), (526, 152560), (1052, 76280), (1315, 61024), (1907, 42080), (2104, 38140), (2630, 30512), (3814, 21040), (4208, 19070), (5260, 15256), (7628, 10520), (8416, 9535)]