81222912

素因数分解:

$2^8\times 3^4\times {\mathrm{3917}}^1$

素因数の和:3945

約数の個数: 90

約数和(自身を含む): 242253858

約数和(自身を除く): 161030946

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 1152, 1296, 1728, 2304, 2592, 3456, 3917, 5184, 6912, 7834, 10368, 11751, 15668, 20736, 23502, 31336, 35253, 47004, 62672, 70506, 94008, 105759, 125344, 141012, 188016, 211518, 250688, 282024, 317277, 376032, 423036, 501376, 564048, 634554, 752064, 846072, 1002752, 1128096, 1269108, 1504128, 1692144, 2256192, 2538216, 3008256, 3384288, 4512384, 5076432, 6768576, 9024768, 10152864, 13537152, 20305728, 27074304, 40611456, 81222912]

約数ペア:

[(1, 81222912), (2, 40611456), (3, 27074304), (4, 20305728), (6, 13537152), (8, 10152864), (9, 9024768), (12, 6768576), (16, 5076432), (18, 4512384), (24, 3384288), (27, 3008256), (32, 2538216), (36, 2256192), (48, 1692144), (54, 1504128), (64, 1269108), (72, 1128096), (81, 1002752), (96, 846072), (108, 752064), (128, 634554), (144, 564048), (162, 501376), (192, 423036), (216, 376032), (256, 317277), (288, 282024), (324, 250688), (384, 211518), (432, 188016), (576, 141012), (648, 125344), (768, 105759), (864, 94008), (1152, 70506), (1296, 62672), (1728, 47004), (2304, 35253), (2592, 31336), (3456, 23502), (3917, 20736), (5184, 15668), (6912, 11751), (7834, 10368)]