156970021760

素因数分解:

$2^7\times 5^1\times {\mathrm{245265659}}^1$

素因数の和:245265678

約数の個数: 32

約数和(自身を含む): 375256459800

約数和(自身を除く): 218286438040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245265659, 490531318, 981062636, 1226328295, 1962125272, 2452656590, 3924250544, 4905313180, 7848501088, 9810626360, 15697002176, 19621252720, 31394004352, 39242505440, 78485010880, 156970021760]

約数ペア:

[(1, 156970021760), (2, 78485010880), (4, 39242505440), (5, 31394004352), (8, 19621252720), (10, 15697002176), (16, 9810626360), (20, 7848501088), (32, 4905313180), (40, 3924250544), (64, 2452656590), (80, 1962125272), (128, 1226328295), (160, 981062636), (320, 490531318), (640, 245265659)]