187435520

素因数分解:

$2^9\times 5^1\times {\mathrm{211}}^1\times {\mathrm{347}}^1$

素因数の和:581

約数の個数: 80

約数和(自身を含む): 452837088

約数和(自身を除く): 265401568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 256, 320, 347, 422, 512, 640, 694, 844, 1055, 1280, 1388, 1688, 1735, 2110, 2560, 2776, 3376, 3470, 4220, 5552, 6752, 6940, 8440, 11104, 13504, 13880, 16880, 22208, 27008, 27760, 33760, 44416, 54016, 55520, 67520, 73217, 88832, 108032, 111040, 135040, 146434, 177664, 222080, 270080, 292868, 366085, 444160, 540160, 585736, 732170, 888320, 1171472, 1464340, 2342944, 2928680, 4685888, 5857360, 9371776, 11714720, 18743552, 23429440, 37487104, 46858880, 93717760, 187435520]

約数ペア:

[(1, 187435520), (2, 93717760), (4, 46858880), (5, 37487104), (8, 23429440), (10, 18743552), (16, 11714720), (20, 9371776), (32, 5857360), (40, 4685888), (64, 2928680), (80, 2342944), (128, 1464340), (160, 1171472), (211, 888320), (256, 732170), (320, 585736), (347, 540160), (422, 444160), (512, 366085), (640, 292868), (694, 270080), (844, 222080), (1055, 177664), (1280, 146434), (1388, 135040), (1688, 111040), (1735, 108032), (2110, 88832), (2560, 73217), (2776, 67520), (3376, 55520), (3470, 54016), (4220, 44416), (5552, 33760), (6752, 27760), (6940, 27008), (8440, 22208), (11104, 16880), (13504, 13880)]