78992120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4519}}^1$

素因数の和:4572

約数の個数: 64

約数和(自身を含む): 195264000

約数和(自身を除く): 116271880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 4519, 8740, 9038, 17480, 18076, 22595, 36152, 45190, 85861, 90380, 103937, 171722, 180760, 207874, 343444, 415748, 429305, 519685, 686888, 831496, 858610, 1039370, 1717220, 1974803, 2078740, 3434440, 3949606, 4157480, 7899212, 9874015, 15798424, 19748030, 39496060, 78992120]

約数ペア:

[(1, 78992120), (2, 39496060), (4, 19748030), (5, 15798424), (8, 9874015), (10, 7899212), (19, 4157480), (20, 3949606), (23, 3434440), (38, 2078740), (40, 1974803), (46, 1717220), (76, 1039370), (92, 858610), (95, 831496), (115, 686888), (152, 519685), (184, 429305), (190, 415748), (230, 343444), (380, 207874), (437, 180760), (460, 171722), (760, 103937), (874, 90380), (920, 85861), (1748, 45190), (2185, 36152), (3496, 22595), (4370, 18076), (4519, 17480), (8740, 9038)]