90607360

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{997}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 220310496

約数和(自身を除く): 129703136

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, 997, 1136, 1280, 1420, 1994, 2272, 2840, 3988, 4544, 4985, 5680, 7976, 9088, 9970, 11360, 15952, 18176, 19940, 22720, 31904, 39880, 45440, 63808, 70787, 79760, 90880, 127616, 141574, 159520, 255232, 283148, 319040, 353935, 566296, 638080, 707870, 1132592, 1276160, 1415740, 2265184, 2831480, 4530368, 5662960, 9060736, 11325920, 18121472, 22651840, 45303680, 90607360]

約数ペア:

[(1, 90607360), (2, 45303680), (4, 22651840), (5, 18121472), (8, 11325920), (10, 9060736), (16, 5662960), (20, 4530368), (32, 2831480), (40, 2265184), (64, 1415740), (71, 1276160), (80, 1132592), (128, 707870), (142, 638080), (160, 566296), (256, 353935), (284, 319040), (320, 283148), (355, 255232), (568, 159520), (640, 141574), (710, 127616), (997, 90880), (1136, 79760), (1280, 70787), (1420, 63808), (1994, 45440), (2272, 39880), (2840, 31904), (3988, 22720), (4544, 19940), (4985, 18176), (5680, 15952), (7976, 11360), (9088, 9970)]