78212960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{69833}}^1$

素因数の和:69855

約数の個数: 48

約数和(自身を含む): 211178016

約数和(自身を除く): 132965056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 69833, 139666, 279332, 349165, 488831, 558664, 698330, 977662, 1117328, 1396660, 1955324, 2234656, 2444155, 2793320, 3910648, 4888310, 5586640, 7821296, 9776620, 11173280, 15642592, 19553240, 39106480, 78212960]

約数ペア:

[(1, 78212960), (2, 39106480), (4, 19553240), (5, 15642592), (7, 11173280), (8, 9776620), (10, 7821296), (14, 5586640), (16, 4888310), (20, 3910648), (28, 2793320), (32, 2444155), (35, 2234656), (40, 1955324), (56, 1396660), (70, 1117328), (80, 977662), (112, 698330), (140, 558664), (160, 488831), (224, 349165), (280, 279332), (560, 139666), (1120, 69833)]