78079840

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{2131}}^1$

素因数の和:2375

約数の個数: 48

約数和(自身を含む): 185356080

約数和(自身を除く): 107276240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 458, 916, 1145, 1832, 2131, 2290, 3664, 4262, 4580, 7328, 8524, 9160, 10655, 17048, 18320, 21310, 34096, 36640, 42620, 68192, 85240, 170480, 340960, 487999, 975998, 1951996, 2439995, 3903992, 4879990, 7807984, 9759980, 15615968, 19519960, 39039920, 78079840]

約数ペア:

[(1, 78079840), (2, 39039920), (4, 19519960), (5, 15615968), (8, 9759980), (10, 7807984), (16, 4879990), (20, 3903992), (32, 2439995), (40, 1951996), (80, 975998), (160, 487999), (229, 340960), (458, 170480), (916, 85240), (1145, 68192), (1832, 42620), (2131, 36640), (2290, 34096), (3664, 21310), (4262, 18320), (4580, 17048), (7328, 10655), (8524, 9160)]