130568320

素因数分解:

$2^7\times 5^1\times {\mathrm{204013}}^1$

素因数の和:204032

約数の個数: 32

約数和(自身を含む): 312141420

約数和(自身を除く): 181573100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 204013, 408026, 816052, 1020065, 1632104, 2040130, 3264208, 4080260, 6528416, 8160520, 13056832, 16321040, 26113664, 32642080, 65284160, 130568320]

約数ペア:

[(1, 130568320), (2, 65284160), (4, 32642080), (5, 26113664), (8, 16321040), (10, 13056832), (16, 8160520), (20, 6528416), (32, 4080260), (40, 3264208), (64, 2040130), (80, 1632104), (128, 1020065), (160, 816052), (320, 408026), (640, 204013)]