67523840

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{743}}^1$

素因数の和:835

約数の個数: 72

約数和(自身を含む): 164239488

約数和(自身を除く): 96715648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 743, 1136, 1280, 1420, 1486, 2272, 2840, 2972, 3715, 4544, 5680, 5944, 7430, 9088, 11360, 11888, 14860, 18176, 22720, 23776, 29720, 45440, 47552, 52753, 59440, 90880, 95104, 105506, 118880, 190208, 211012, 237760, 263765, 422024, 475520, 527530, 844048, 951040, 1055060, 1688096, 2110120, 3376192, 4220240, 6752384, 8440480, 13504768, 16880960, 33761920, 67523840]

約数ペア:

[(1, 67523840), (2, 33761920), (4, 16880960), (5, 13504768), (8, 8440480), (10, 6752384), (16, 4220240), (20, 3376192), (32, 2110120), (40, 1688096), (64, 1055060), (71, 951040), (80, 844048), (128, 527530), (142, 475520), (160, 422024), (256, 263765), (284, 237760), (320, 211012), (355, 190208), (568, 118880), (640, 105506), (710, 95104), (743, 90880), (1136, 59440), (1280, 52753), (1420, 47552), (1486, 45440), (2272, 29720), (2840, 23776), (2972, 22720), (3715, 18176), (4544, 14860), (5680, 11888), (5944, 11360), (7430, 9088)]