81651264

素因数分解:

$2^6\times 3^1\times {\mathrm{163}}^1\times {\mathrm{2609}}^1$

素因数の和:2787

約数の個数: 56

約数和(自身を含む): 217444320

約数和(自身を除く): 135793056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 163, 192, 326, 489, 652, 978, 1304, 1956, 2608, 2609, 3912, 5216, 5218, 7824, 7827, 10432, 10436, 15648, 15654, 20872, 31296, 31308, 41744, 62616, 83488, 125232, 166976, 250464, 425267, 500928, 850534, 1275801, 1701068, 2551602, 3402136, 5103204, 6804272, 10206408, 13608544, 20412816, 27217088, 40825632, 81651264]

約数ペア:

[(1, 81651264), (2, 40825632), (3, 27217088), (4, 20412816), (6, 13608544), (8, 10206408), (12, 6804272), (16, 5103204), (24, 3402136), (32, 2551602), (48, 1701068), (64, 1275801), (96, 850534), (163, 500928), (192, 425267), (326, 250464), (489, 166976), (652, 125232), (978, 83488), (1304, 62616), (1956, 41744), (2608, 31308), (2609, 31296), (3912, 20872), (5216, 15654), (5218, 15648), (7824, 10436), (7827, 10432)]