68620864

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1231}}^1$

素因数の和:1323

約数の個数: 56

約数和(自身を含む): 148953728

約数和(自身を除く): 80332864

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 67, 104, 134, 208, 268, 416, 536, 832, 871, 1072, 1231, 1742, 2144, 2462, 3484, 4288, 4924, 6968, 9848, 13936, 16003, 19696, 27872, 32006, 39392, 55744, 64012, 78784, 82477, 128024, 164954, 256048, 329908, 512096, 659816, 1024192, 1072201, 1319632, 2144402, 2639264, 4288804, 5278528, 8577608, 17155216, 34310432, 68620864]

約数ペア:

[(1, 68620864), (2, 34310432), (4, 17155216), (8, 8577608), (13, 5278528), (16, 4288804), (26, 2639264), (32, 2144402), (52, 1319632), (64, 1072201), (67, 1024192), (104, 659816), (134, 512096), (208, 329908), (268, 256048), (416, 164954), (536, 128024), (832, 82477), (871, 78784), (1072, 64012), (1231, 55744), (1742, 39392), (2144, 32006), (2462, 27872), (3484, 19696), (4288, 16003), (4924, 13936), (6968, 9848)]