31128832

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:651

約数の個数: 72

約数和(自身を含む): 73584000

約数和(自身を除く): 42455168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 256, 406, 448, 464, 599, 812, 896, 928, 1198, 1624, 1792, 1856, 2396, 3248, 3712, 4193, 4792, 6496, 7424, 8386, 9584, 12992, 16772, 17371, 19168, 25984, 33544, 34742, 38336, 51968, 67088, 69484, 76672, 121597, 134176, 138968, 153344, 243194, 268352, 277936, 486388, 536704, 555872, 972776, 1073408, 1111744, 1945552, 2223488, 3891104, 4446976, 7782208, 15564416, 31128832]

約数ペア:

[(1, 31128832), (2, 15564416), (4, 7782208), (7, 4446976), (8, 3891104), (14, 2223488), (16, 1945552), (28, 1111744), (29, 1073408), (32, 972776), (56, 555872), (58, 536704), (64, 486388), (112, 277936), (116, 268352), (128, 243194), (203, 153344), (224, 138968), (232, 134176), (256, 121597), (406, 76672), (448, 69484), (464, 67088), (599, 51968), (812, 38336), (896, 34742), (928, 33544), (1198, 25984), (1624, 19168), (1792, 17371), (1856, 16772), (2396, 12992), (3248, 9584), (3712, 8386), (4193, 7424), (4792, 6496)]