87080420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1723}}^1$

素因数の和:1777

約数の個数: 72

約数和(自身を含む): 220699584

約数和(自身を除く): 133619164

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1330, 1444, 1723, 1805, 2527, 2660, 3446, 3610, 5054, 6892, 7220, 8615, 10108, 12061, 12635, 17230, 24122, 25270, 32737, 34460, 48244, 50540, 60305, 65474, 120610, 130948, 163685, 229159, 241220, 327370, 458318, 622003, 654740, 916636, 1145795, 1244006, 2291590, 2488012, 3110015, 4354021, 4583180, 6220030, 8708042, 12440060, 17416084, 21770105, 43540210, 87080420]

約数ペア:

[(1, 87080420), (2, 43540210), (4, 21770105), (5, 17416084), (7, 12440060), (10, 8708042), (14, 6220030), (19, 4583180), (20, 4354021), (28, 3110015), (35, 2488012), (38, 2291590), (70, 1244006), (76, 1145795), (95, 916636), (133, 654740), (140, 622003), (190, 458318), (266, 327370), (361, 241220), (380, 229159), (532, 163685), (665, 130948), (722, 120610), (1330, 65474), (1444, 60305), (1723, 50540), (1805, 48244), (2527, 34460), (2660, 32737), (3446, 25270), (3610, 24122), (5054, 17230), (6892, 12635), (7220, 12061), (8615, 10108)]