54785840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16703}}^1$

素因数の和:16757

約数の個数: 40

約数和(自身を含む): 130491648

約数和(自身を除く): 75705808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 16703, 33406, 66812, 83515, 133624, 167030, 267248, 334060, 668120, 684823, 1336240, 1369646, 2739292, 3424115, 5478584, 6848230, 10957168, 13696460, 27392920, 54785840]

約数ペア:

[(1, 54785840), (2, 27392920), (4, 13696460), (5, 10957168), (8, 6848230), (10, 5478584), (16, 3424115), (20, 2739292), (40, 1369646), (41, 1336240), (80, 684823), (82, 668120), (164, 334060), (205, 267248), (328, 167030), (410, 133624), (656, 83515), (820, 66812), (1640, 33406), (3280, 16703)]