27656320

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 67075200

約数和(自身を除く): 39418880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 547, 632, 640, 790, 1094, 1264, 1580, 2188, 2528, 2735, 3160, 4376, 5056, 5470, 6320, 8752, 10112, 10940, 12640, 17504, 21880, 25280, 35008, 43213, 43760, 50560, 70016, 86426, 87520, 172852, 175040, 216065, 345704, 350080, 432130, 691408, 864260, 1382816, 1728520, 2765632, 3457040, 5531264, 6914080, 13828160, 27656320]

約数ペア:

[(1, 27656320), (2, 13828160), (4, 6914080), (5, 5531264), (8, 3457040), (10, 2765632), (16, 1728520), (20, 1382816), (32, 864260), (40, 691408), (64, 432130), (79, 350080), (80, 345704), (128, 216065), (158, 175040), (160, 172852), (316, 87520), (320, 86426), (395, 70016), (547, 50560), (632, 43760), (640, 43213), (790, 35008), (1094, 25280), (1264, 21880), (1580, 17504), (2188, 12640), (2528, 10940), (2735, 10112), (3160, 8752), (4376, 6320), (5056, 5470)]