66698720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37897}}^1$

素因数の和:37923

約数の個数: 48

約数和(自身を含む): 171905328

約数和(自身を除く): 105206608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 37897, 75794, 151588, 189485, 303176, 378970, 416867, 606352, 757940, 833734, 1212704, 1515880, 1667468, 2084335, 3031760, 3334936, 4168670, 6063520, 6669872, 8337340, 13339744, 16674680, 33349360, 66698720]

約数ペア:

[(1, 66698720), (2, 33349360), (4, 16674680), (5, 13339744), (8, 8337340), (10, 6669872), (11, 6063520), (16, 4168670), (20, 3334936), (22, 3031760), (32, 2084335), (40, 1667468), (44, 1515880), (55, 1212704), (80, 833734), (88, 757940), (110, 606352), (160, 416867), (176, 378970), (220, 303176), (352, 189485), (440, 151588), (880, 75794), (1760, 37897)]