49585840

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1993}}^1$

素因数の和:2317

約数の個数: 40

約数和(自身を含む): 115715808

約数和(自身を除く): 66129968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 1993, 2488, 3110, 3986, 4976, 6220, 7972, 9965, 12440, 15944, 19930, 24880, 31888, 39860, 79720, 159440, 619823, 1239646, 2479292, 3099115, 4958584, 6198230, 9917168, 12396460, 24792920, 49585840]

約数ペア:

[(1, 49585840), (2, 24792920), (4, 12396460), (5, 9917168), (8, 6198230), (10, 4958584), (16, 3099115), (20, 2479292), (40, 1239646), (80, 619823), (311, 159440), (622, 79720), (1244, 39860), (1555, 31888), (1993, 24880), (2488, 19930), (3110, 15944), (3986, 12440), (4976, 9965), (6220, 7972)]