129901696

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 267125760

約数和(自身を除く): 137224064

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 128, 131, 244, 254, 262, 488, 508, 524, 976, 1016, 1048, 1952, 2032, 2096, 3904, 4064, 4192, 7747, 7808, 7991, 8128, 8384, 15494, 15982, 16256, 16637, 16768, 30988, 31964, 33274, 61976, 63928, 66548, 123952, 127856, 133096, 247904, 255712, 266192, 495808, 511424, 532384, 991616, 1014857, 1022848, 1064768, 2029714, 2129536, 4059428, 8118856, 16237712, 32475424, 64950848, 129901696]

約数ペア:

[(1, 129901696), (2, 64950848), (4, 32475424), (8, 16237712), (16, 8118856), (32, 4059428), (61, 2129536), (64, 2029714), (122, 1064768), (127, 1022848), (128, 1014857), (131, 991616), (244, 532384), (254, 511424), (262, 495808), (488, 266192), (508, 255712), (524, 247904), (976, 133096), (1016, 127856), (1048, 123952), (1952, 66548), (2032, 63928), (2096, 61976), (3904, 33274), (4064, 31964), (4192, 30988), (7747, 16768), (7808, 16637), (7991, 16256), (8128, 15982), (8384, 15494)]