80888416

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:756

約数の個数: 72

約数和(自身を含む): 187881120

約数和(自身を除く): 106992704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 112, 158, 196, 224, 316, 392, 553, 632, 653, 784, 1106, 1264, 1306, 1568, 2212, 2528, 2612, 3871, 4424, 4571, 5224, 7742, 8848, 9142, 10448, 15484, 17696, 18284, 20896, 30968, 31997, 36568, 51587, 61936, 63994, 73136, 103174, 123872, 127988, 146272, 206348, 255976, 361109, 412696, 511952, 722218, 825392, 1023904, 1444436, 1650784, 2527763, 2888872, 5055526, 5777744, 10111052, 11555488, 20222104, 40444208, 80888416]

約数ペア:

[(1, 80888416), (2, 40444208), (4, 20222104), (7, 11555488), (8, 10111052), (14, 5777744), (16, 5055526), (28, 2888872), (32, 2527763), (49, 1650784), (56, 1444436), (79, 1023904), (98, 825392), (112, 722218), (158, 511952), (196, 412696), (224, 361109), (316, 255976), (392, 206348), (553, 146272), (632, 127988), (653, 123872), (784, 103174), (1106, 73136), (1264, 63994), (1306, 61936), (1568, 51587), (2212, 36568), (2528, 31997), (2612, 30968), (3871, 20896), (4424, 18284), (4571, 17696), (5224, 15484), (7742, 10448), (8848, 9142)]