77628404

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 163296000

約数和(自身を除く): 85667596

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 149, 161, 298, 322, 596, 644, 809, 1043, 1618, 2086, 3236, 3427, 4172, 5663, 6854, 11326, 13708, 18607, 22652, 23989, 37214, 47978, 74428, 95956, 120541, 130249, 241082, 260498, 482164, 520996, 843787, 1687574, 2772443, 3375148, 5544886, 11089772, 19407101, 38814202, 77628404]

約数ペア:

[(1, 77628404), (2, 38814202), (4, 19407101), (7, 11089772), (14, 5544886), (23, 3375148), (28, 2772443), (46, 1687574), (92, 843787), (149, 520996), (161, 482164), (298, 260498), (322, 241082), (596, 130249), (644, 120541), (809, 95956), (1043, 74428), (1618, 47978), (2086, 37214), (3236, 23989), (3427, 22652), (4172, 18607), (5663, 13708), (6854, 11326)]