261660688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{2677}}^1$

素因数の和:2875

約数の個数: 40

約数和(自身を含む): 523013400

約数和(自身を除く): 261352712

約数列:

[1, 2, 4, 8, 16, 41, 82, 149, 164, 298, 328, 596, 656, 1192, 2384, 2677, 5354, 6109, 10708, 12218, 21416, 24436, 42832, 48872, 97744, 109757, 219514, 398873, 439028, 797746, 878056, 1595492, 1756112, 3190984, 6381968, 16353793, 32707586, 65415172, 130830344, 261660688]

約数ペア:

[(1, 261660688), (2, 130830344), (4, 65415172), (8, 32707586), (16, 16353793), (41, 6381968), (82, 3190984), (149, 1756112), (164, 1595492), (298, 878056), (328, 797746), (596, 439028), (656, 398873), (1192, 219514), (2384, 109757), (2677, 97744), (5354, 48872), (6109, 42832), (10708, 24436), (12218, 21416)]