85857280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1$

素因数の和:475

約数の個数: 88

約数和(自身を含む): 211496040

約数和(自身を除く): 125638760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 409, 410, 512, 640, 656, 818, 820, 1024, 1280, 1312, 1636, 1640, 2045, 2560, 2624, 3272, 3280, 4090, 5120, 5248, 6544, 6560, 8180, 10496, 13088, 13120, 16360, 16769, 20992, 26176, 26240, 32720, 33538, 41984, 52352, 52480, 65440, 67076, 83845, 104704, 104960, 130880, 134152, 167690, 209408, 209920, 261760, 268304, 335380, 418816, 523520, 536608, 670760, 1047040, 1073216, 1341520, 2094080, 2146432, 2683040, 4292864, 5366080, 8585728, 10732160, 17171456, 21464320, 42928640, 85857280]

約数ペア:

[(1, 85857280), (2, 42928640), (4, 21464320), (5, 17171456), (8, 10732160), (10, 8585728), (16, 5366080), (20, 4292864), (32, 2683040), (40, 2146432), (41, 2094080), (64, 1341520), (80, 1073216), (82, 1047040), (128, 670760), (160, 536608), (164, 523520), (205, 418816), (256, 335380), (320, 268304), (328, 261760), (409, 209920), (410, 209408), (512, 167690), (640, 134152), (656, 130880), (818, 104960), (820, 104704), (1024, 83845), (1280, 67076), (1312, 65440), (1636, 52480), (1640, 52352), (2045, 41984), (2560, 33538), (2624, 32720), (3272, 26240), (3280, 26176), (4090, 20992), (5120, 16769), (5248, 16360), (6544, 13120), (6560, 13088), (8180, 10496)]