13611520

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:445

約数の個数: 80

約数和(自身を含む): 35232120

約数和(自身を除く): 21620600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 409, 416, 512, 520, 640, 818, 832, 1040, 1280, 1636, 1664, 2045, 2080, 2560, 3272, 3328, 4090, 4160, 5317, 6544, 6656, 8180, 8320, 10634, 13088, 16360, 16640, 21268, 26176, 26585, 32720, 33280, 42536, 52352, 53170, 65440, 85072, 104704, 106340, 130880, 170144, 209408, 212680, 261760, 340288, 425360, 523520, 680576, 850720, 1047040, 1361152, 1701440, 2722304, 3402880, 6805760, 13611520]

約数ペア:

[(1, 13611520), (2, 6805760), (4, 3402880), (5, 2722304), (8, 1701440), (10, 1361152), (13, 1047040), (16, 850720), (20, 680576), (26, 523520), (32, 425360), (40, 340288), (52, 261760), (64, 212680), (65, 209408), (80, 170144), (104, 130880), (128, 106340), (130, 104704), (160, 85072), (208, 65440), (256, 53170), (260, 52352), (320, 42536), (409, 33280), (416, 32720), (512, 26585), (520, 26176), (640, 21268), (818, 16640), (832, 16360), (1040, 13088), (1280, 10634), (1636, 8320), (1664, 8180), (2045, 6656), (2080, 6544), (2560, 5317), (3272, 4160), (3328, 4090)]