67945216

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 145737200

約数和(自身を除く): 77791984

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 61, 64, 76, 122, 128, 152, 229, 244, 256, 304, 458, 488, 608, 916, 976, 1159, 1216, 1832, 1952, 2318, 2432, 3664, 3904, 4351, 4636, 4864, 7328, 7808, 8702, 9272, 13969, 14656, 15616, 17404, 18544, 27938, 29312, 34808, 37088, 55876, 58624, 69616, 74176, 111752, 139232, 148352, 223504, 265411, 278464, 296704, 447008, 530822, 556928, 894016, 1061644, 1113856, 1788032, 2123288, 3576064, 4246576, 8493152, 16986304, 33972608, 67945216]

約数ペア:

[(1, 67945216), (2, 33972608), (4, 16986304), (8, 8493152), (16, 4246576), (19, 3576064), (32, 2123288), (38, 1788032), (61, 1113856), (64, 1061644), (76, 894016), (122, 556928), (128, 530822), (152, 447008), (229, 296704), (244, 278464), (256, 265411), (304, 223504), (458, 148352), (488, 139232), (608, 111752), (916, 74176), (976, 69616), (1159, 58624), (1216, 55876), (1832, 37088), (1952, 34808), (2318, 29312), (2432, 27938), (3664, 18544), (3904, 17404), (4351, 15616), (4636, 14656), (4864, 13969), (7328, 9272), (7808, 8702)]