79558720

素因数分解:

$2^6\times 5^1\times {\mathrm{248621}}^1$

素因数の和:248638

約数の個数: 28

約数和(自身を含む): 189449964

約数和(自身を除く): 109891244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 248621, 497242, 994484, 1243105, 1988968, 2486210, 3977936, 4972420, 7955872, 9944840, 15911744, 19889680, 39779360, 79558720]

約数ペア:

[(1, 79558720), (2, 39779360), (4, 19889680), (5, 15911744), (8, 9944840), (10, 7955872), (16, 4972420), (20, 3977936), (32, 2486210), (40, 1988968), (64, 1243105), (80, 994484), (160, 497242), (320, 248621)]