81327976

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 155001600

約数和(自身を除く): 73673624

約数列:

[1, 2, 4, 8, 103, 206, 229, 412, 431, 458, 824, 862, 916, 1724, 1832, 3448, 23587, 44393, 47174, 88786, 94348, 98699, 177572, 188696, 197398, 355144, 394796, 789592, 10165997, 20331994, 40663988, 81327976]

約数ペア:

[(1, 81327976), (2, 40663988), (4, 20331994), (8, 10165997), (103, 789592), (206, 394796), (229, 355144), (412, 197398), (431, 188696), (458, 177572), (824, 98699), (862, 94348), (916, 88786), (1724, 47174), (1832, 44393), (3448, 23587)]