128219872

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{647}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 276296832

約数和(自身を除く): 148076960

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 563, 647, 1126, 1294, 2252, 2588, 4504, 5176, 6193, 7117, 9008, 10352, 12386, 14234, 18016, 20704, 24772, 28468, 49544, 56936, 99088, 113872, 198176, 227744, 364261, 728522, 1457044, 2914088, 4006871, 5828176, 8013742, 11656352, 16027484, 32054968, 64109936, 128219872]

約数ペア:

[(1, 128219872), (2, 64109936), (4, 32054968), (8, 16027484), (11, 11656352), (16, 8013742), (22, 5828176), (32, 4006871), (44, 2914088), (88, 1457044), (176, 728522), (352, 364261), (563, 227744), (647, 198176), (1126, 113872), (1294, 99088), (2252, 56936), (2588, 49544), (4504, 28468), (5176, 24772), (6193, 20704), (7117, 18016), (9008, 14234), (10352, 12386)]