68891264

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2225

約数の個数: 64

約数和(自身を含む): 155652000

約数和(自身を除く): 86760736

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2179, 2432, 3952, 4358, 7904, 8716, 15808, 17432, 28327, 31616, 34864, 41401, 56654, 69728, 82802, 113308, 139456, 165604, 226616, 278912, 331208, 453232, 538213, 662416, 906464, 1076426, 1324832, 1812928, 2152852, 2649664, 3625856, 4305704, 5299328, 8611408, 17222816, 34445632, 68891264]

約数ペア:

[(1, 68891264), (2, 34445632), (4, 17222816), (8, 8611408), (13, 5299328), (16, 4305704), (19, 3625856), (26, 2649664), (32, 2152852), (38, 1812928), (52, 1324832), (64, 1076426), (76, 906464), (104, 662416), (128, 538213), (152, 453232), (208, 331208), (247, 278912), (304, 226616), (416, 165604), (494, 139456), (608, 113308), (832, 82802), (988, 69728), (1216, 56654), (1664, 41401), (1976, 34864), (2179, 31616), (2432, 28327), (3952, 17432), (4358, 15808), (7904, 8716)]