77169920

素因数分解:

$2^8\times 5^1\times {\mathrm{60289}}^1$

素因数の和:60310

約数の個数: 36

約数和(自身を含む): 184849140

約数和(自身を除く): 107679220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 60289, 120578, 241156, 301445, 482312, 602890, 964624, 1205780, 1929248, 2411560, 3858496, 4823120, 7716992, 9646240, 15433984, 19292480, 38584960, 77169920]

約数ペア:

[(1, 77169920), (2, 38584960), (4, 19292480), (5, 15433984), (8, 9646240), (10, 7716992), (16, 4823120), (20, 3858496), (32, 2411560), (40, 1929248), (64, 1205780), (80, 964624), (128, 602890), (160, 482312), (256, 301445), (320, 241156), (640, 120578), (1280, 60289)]