49760240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1723}}^1$

素因数の和:1774

約数の個数: 60

約数和(自身を含む): 122172984

約数和(自身を除く): 72412744

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1723, 1805, 2888, 3446, 3610, 5776, 6892, 7220, 8615, 13784, 14440, 17230, 27568, 28880, 32737, 34460, 65474, 68920, 130948, 137840, 163685, 261896, 327370, 523792, 622003, 654740, 1244006, 1309480, 2488012, 2618960, 3110015, 4976024, 6220030, 9952048, 12440060, 24880120, 49760240]

約数ペア:

[(1, 49760240), (2, 24880120), (4, 12440060), (5, 9952048), (8, 6220030), (10, 4976024), (16, 3110015), (19, 2618960), (20, 2488012), (38, 1309480), (40, 1244006), (76, 654740), (80, 622003), (95, 523792), (152, 327370), (190, 261896), (304, 163685), (361, 137840), (380, 130948), (722, 68920), (760, 65474), (1444, 34460), (1520, 32737), (1723, 28880), (1805, 27568), (2888, 17230), (3446, 14440), (3610, 13784), (5776, 8615), (6892, 7220)]