613681664

素因数分解:

$2^9\times {\mathrm{139}}^1\times {\mathrm{8623}}^1$

素因数の和:8780

約数の個数: 40

約数和(自身を含む): 1235129280

約数和(自身を除く): 621447616

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 512, 556, 1112, 2224, 4448, 8623, 8896, 17246, 17792, 34492, 35584, 68984, 71168, 137968, 275936, 551872, 1103744, 1198597, 2207488, 2397194, 4414976, 4794388, 9588776, 19177552, 38355104, 76710208, 153420416, 306840832, 613681664]

約数ペア:

[(1, 613681664), (2, 306840832), (4, 153420416), (8, 76710208), (16, 38355104), (32, 19177552), (64, 9588776), (128, 4794388), (139, 4414976), (256, 2397194), (278, 2207488), (512, 1198597), (556, 1103744), (1112, 551872), (2224, 275936), (4448, 137968), (8623, 71168), (8896, 68984), (17246, 35584), (17792, 34492)]