25830320

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4423}}^1$

素因数の和:4509

約数の個数: 40

約数和(自身を含む): 60891936

約数和(自身を除く): 35061616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4423, 5840, 8846, 17692, 22115, 35384, 44230, 70768, 88460, 176920, 322879, 353840, 645758, 1291516, 1614395, 2583032, 3228790, 5166064, 6457580, 12915160, 25830320]

約数ペア:

[(1, 25830320), (2, 12915160), (4, 6457580), (5, 5166064), (8, 3228790), (10, 2583032), (16, 1614395), (20, 1291516), (40, 645758), (73, 353840), (80, 322879), (146, 176920), (292, 88460), (365, 70768), (584, 44230), (730, 35384), (1168, 22115), (1460, 17692), (2920, 8846), (4423, 5840)]