100358320

素因数分解:

$2^4\times 5^1\times {\mathrm{1254479}}^1$

素因数の和:1254492

約数の個数: 20

約数和(自身を含む): 233333280

約数和(自身を除く): 132974960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1254479, 2508958, 5017916, 6272395, 10035832, 12544790, 20071664, 25089580, 50179160, 100358320]

約数ペア:

[(1, 100358320), (2, 50179160), (4, 25089580), (5, 20071664), (8, 12544790), (10, 10035832), (16, 6272395), (20, 5017916), (40, 2508958), (80, 1254479)]