133569320

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{21269}}^1$

素因数の和:21437

約数の個数: 32

約数和(自身を含む): 302459400

約数和(自身を除く): 168890080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 21269, 42538, 85076, 106345, 170152, 212690, 425380, 850760, 3339233, 6678466, 13356932, 16696165, 26713864, 33392330, 66784660, 133569320]

約数ペア:

[(1, 133569320), (2, 66784660), (4, 33392330), (5, 26713864), (8, 16696165), (10, 13356932), (20, 6678466), (40, 3339233), (157, 850760), (314, 425380), (628, 212690), (785, 170152), (1256, 106345), (1570, 85076), (3140, 42538), (6280, 21269)]