68987648

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{8693}}^1$

素因数の和:8740

約数の個数: 36

約数和(自身を含む): 142164288

約数和(自身を除く): 73176640

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 8693, 17386, 34772, 69544, 139088, 269483, 278176, 538966, 556352, 1077932, 1112704, 2155864, 2225408, 4311728, 8623456, 17246912, 34493824, 68987648]

約数ペア:

[(1, 68987648), (2, 34493824), (4, 17246912), (8, 8623456), (16, 4311728), (31, 2225408), (32, 2155864), (62, 1112704), (64, 1077932), (124, 556352), (128, 538966), (248, 278176), (256, 269483), (496, 139088), (992, 69544), (1984, 34772), (3968, 17386), (7936, 8693)]