681565232

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{523}}^1\times {\mathrm{1031}}^1$

素因数の和:1641

約数の個数: 40

約数和(自身を含む): 1341104640

約数和(自身を除く): 659539408

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 523, 632, 1031, 1046, 1264, 2062, 2092, 4124, 4184, 8248, 8368, 16496, 41317, 81449, 82634, 162898, 165268, 325796, 330536, 539213, 651592, 661072, 1078426, 1303184, 2156852, 4313704, 8627408, 42597827, 85195654, 170391308, 340782616, 681565232]

約数ペア:

[(1, 681565232), (2, 340782616), (4, 170391308), (8, 85195654), (16, 42597827), (79, 8627408), (158, 4313704), (316, 2156852), (523, 1303184), (632, 1078426), (1031, 661072), (1046, 651592), (1264, 539213), (2062, 330536), (2092, 325796), (4124, 165268), (4184, 162898), (8248, 82634), (8368, 81449), (16496, 41317)]