156936231040

素因数分解:

$2^7\times 5^1\times {\mathrm{245212861}}^1$

素因数の和:245212880

約数の個数: 32

約数和(自身を含む): 375175678860

約数和(自身を除く): 218239447820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245212861, 490425722, 980851444, 1226064305, 1961702888, 2452128610, 3923405776, 4904257220, 7846811552, 9808514440, 15693623104, 19617028880, 31387246208, 39234057760, 78468115520, 156936231040]

約数ペア:

[(1, 156936231040), (2, 78468115520), (4, 39234057760), (5, 31387246208), (8, 19617028880), (10, 15693623104), (16, 9808514440), (20, 7846811552), (32, 4904257220), (40, 3923405776), (64, 2452128610), (80, 1961702888), (128, 1226064305), (160, 980851444), (320, 490425722), (640, 245212861)]