77155520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1091}}^1$

素因数の和:1138

約数の個数: 112

約数和(自身を含む): 209690208

約数和(自身を除く): 132534688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1091, 1105, 1360, 1768, 2080, 2182, 2210, 2720, 3536, 4160, 4364, 4420, 5440, 5455, 7072, 8728, 8840, 10910, 14144, 14183, 17456, 17680, 18547, 21820, 28366, 34912, 35360, 37094, 43640, 56732, 69824, 70720, 70915, 74188, 87280, 92735, 113464, 141830, 148376, 174560, 185470, 226928, 241111, 283660, 296752, 349120, 370940, 453856, 482222, 567320, 593504, 741880, 907712, 964444, 1134640, 1187008, 1205555, 1483760, 1928888, 2269280, 2411110, 2967520, 3857776, 4538560, 4822220, 5935040, 7715552, 9644440, 15431104, 19288880, 38577760, 77155520]

約数ペア:

[(1, 77155520), (2, 38577760), (4, 19288880), (5, 15431104), (8, 9644440), (10, 7715552), (13, 5935040), (16, 4822220), (17, 4538560), (20, 3857776), (26, 2967520), (32, 2411110), (34, 2269280), (40, 1928888), (52, 1483760), (64, 1205555), (65, 1187008), (68, 1134640), (80, 964444), (85, 907712), (104, 741880), (130, 593504), (136, 567320), (160, 482222), (170, 453856), (208, 370940), (221, 349120), (260, 296752), (272, 283660), (320, 241111), (340, 226928), (416, 185470), (442, 174560), (520, 148376), (544, 141830), (680, 113464), (832, 92735), (884, 87280), (1040, 74188), (1088, 70915), (1091, 70720), (1105, 69824), (1360, 56732), (1768, 43640), (2080, 37094), (2182, 35360), (2210, 34912), (2720, 28366), (3536, 21820), (4160, 18547), (4364, 17680), (4420, 17456), (5440, 14183), (5455, 14144), (7072, 10910), (8728, 8840)]