128216512

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:557

約数の個数: 56

約数和(自身を含む): 263328912

約数和(自身を除く): 135112400

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 131, 164, 262, 328, 373, 524, 656, 746, 1048, 1312, 1492, 2096, 2624, 2984, 4192, 5371, 5968, 8384, 10742, 11936, 15293, 21484, 23872, 30586, 42968, 48863, 61172, 85936, 97726, 122344, 171872, 195452, 244688, 343744, 390904, 489376, 781808, 978752, 1563616, 2003383, 3127232, 4006766, 8013532, 16027064, 32054128, 64108256, 128216512]

約数ペア:

[(1, 128216512), (2, 64108256), (4, 32054128), (8, 16027064), (16, 8013532), (32, 4006766), (41, 3127232), (64, 2003383), (82, 1563616), (131, 978752), (164, 781808), (262, 489376), (328, 390904), (373, 343744), (524, 244688), (656, 195452), (746, 171872), (1048, 122344), (1312, 97726), (1492, 85936), (2096, 61172), (2624, 48863), (2984, 42968), (4192, 30586), (5371, 23872), (5968, 21484), (8384, 15293), (10742, 11936)]