85315520

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15683}}^1$

素因数の和:15717

約数の個数: 56

約数和(自身を含む): 215121744

約数和(自身を除く): 129806224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 15683, 31366, 62732, 78415, 125464, 156830, 250928, 266611, 313660, 501856, 533222, 627320, 1003712, 1066444, 1254640, 1333055, 2132888, 2509280, 2666110, 4265776, 5018560, 5332220, 8531552, 10664440, 17063104, 21328880, 42657760, 85315520]

約数ペア:

[(1, 85315520), (2, 42657760), (4, 21328880), (5, 17063104), (8, 10664440), (10, 8531552), (16, 5332220), (17, 5018560), (20, 4265776), (32, 2666110), (34, 2509280), (40, 2132888), (64, 1333055), (68, 1254640), (80, 1066444), (85, 1003712), (136, 627320), (160, 533222), (170, 501856), (272, 313660), (320, 266611), (340, 250928), (544, 156830), (680, 125464), (1088, 78415), (1360, 62732), (2720, 31366), (5440, 15683)]