85195840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15661}}^1$

素因数の和:15695

約数の個数: 56

約数和(自身を含む): 214819992

約数和(自身を除く): 129624152

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, 15661, 31322, 62644, 78305, 125288, 156610, 250576, 266237, 313220, 501152, 532474, 626440, 1002304, 1064948, 1252880, 1331185, 2129896, 2505760, 2662370, 4259792, 5011520, 5324740, 8519584, 10649480, 17039168, 21298960, 42597920, 85195840]

約数ペア:

[(1, 85195840), (2, 42597920), (4, 21298960), (5, 17039168), (8, 10649480), (10, 8519584), (16, 5324740), (17, 5011520), (20, 4259792), (32, 2662370), (34, 2505760), (40, 2129896), (64, 1331185), (68, 1252880), (80, 1064948), (85, 1002304), (136, 626440), (160, 532474), (170, 501152), (272, 313220), (320, 266237), (340, 250576), (544, 156610), (680, 125288), (1088, 78305), (1360, 62644), (2720, 31322), (5440, 15661)]