66387520

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 170078400

約数和(自身を除く): 103690880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 122, 152, 160, 179, 190, 244, 304, 305, 320, 358, 380, 488, 608, 610, 716, 760, 895, 976, 1159, 1216, 1220, 1432, 1520, 1790, 1952, 2318, 2440, 2864, 3040, 3401, 3580, 3904, 4636, 4880, 5728, 5795, 6080, 6802, 7160, 9272, 9760, 10919, 11456, 11590, 13604, 14320, 17005, 18544, 19520, 21838, 23180, 27208, 28640, 34010, 37088, 43676, 46360, 54416, 54595, 57280, 68020, 74176, 87352, 92720, 108832, 109190, 136040, 174704, 185440, 207461, 217664, 218380, 272080, 349408, 370880, 414922, 436760, 544160, 698816, 829844, 873520, 1037305, 1088320, 1659688, 1747040, 2074610, 3319376, 3494080, 4149220, 6638752, 8298440, 13277504, 16596880, 33193760, 66387520]

約数ペア:

[(1, 66387520), (2, 33193760), (4, 16596880), (5, 13277504), (8, 8298440), (10, 6638752), (16, 4149220), (19, 3494080), (20, 3319376), (32, 2074610), (38, 1747040), (40, 1659688), (61, 1088320), (64, 1037305), (76, 873520), (80, 829844), (95, 698816), (122, 544160), (152, 436760), (160, 414922), (179, 370880), (190, 349408), (244, 272080), (304, 218380), (305, 217664), (320, 207461), (358, 185440), (380, 174704), (488, 136040), (608, 109190), (610, 108832), (716, 92720), (760, 87352), (895, 74176), (976, 68020), (1159, 57280), (1216, 54595), (1220, 54416), (1432, 46360), (1520, 43676), (1790, 37088), (1952, 34010), (2318, 28640), (2440, 27208), (2864, 23180), (3040, 21838), (3401, 19520), (3580, 18544), (3904, 17005), (4636, 14320), (4880, 13604), (5728, 11590), (5795, 11456), (6080, 10919), (6802, 9760), (7160, 9272)]