88490740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10979}}^1$

素因数の和:11032

約数の個数: 48

約数和(自身を含む): 206599680

約数和(自身を除く): 118108940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10979, 21958, 43916, 54895, 109790, 142727, 219580, 285454, 340349, 570908, 680698, 713635, 1361396, 1427270, 1701745, 2854540, 3403490, 4424537, 6806980, 8849074, 17698148, 22122685, 44245370, 88490740]

約数ペア:

[(1, 88490740), (2, 44245370), (4, 22122685), (5, 17698148), (10, 8849074), (13, 6806980), (20, 4424537), (26, 3403490), (31, 2854540), (52, 1701745), (62, 1427270), (65, 1361396), (124, 713635), (130, 680698), (155, 570908), (260, 340349), (310, 285454), (403, 219580), (620, 142727), (806, 109790), (1612, 54895), (2015, 43916), (4030, 21958), (8060, 10979)]