153521440

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10781}}^1$

素因数の和:10885

約数の個数: 48

約数和(自身を含む): 366803640

約数和(自身を除く): 213282200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 7120, 10781, 14240, 21562, 43124, 53905, 86248, 107810, 172496, 215620, 344992, 431240, 862480, 959509, 1724960, 1919018, 3838036, 4797545, 7676072, 9595090, 15352144, 19190180, 30704288, 38380360, 76760720, 153521440]

約数ペア:

[(1, 153521440), (2, 76760720), (4, 38380360), (5, 30704288), (8, 19190180), (10, 15352144), (16, 9595090), (20, 7676072), (32, 4797545), (40, 3838036), (80, 1919018), (89, 1724960), (160, 959509), (178, 862480), (356, 431240), (445, 344992), (712, 215620), (890, 172496), (1424, 107810), (1780, 86248), (2848, 53905), (3560, 43124), (7120, 21562), (10781, 14240)]