814061950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1252403}}^1$

素因数の和:1252428

約数の個数: 24

約数和(自身を含む): 1630630008

約数和(自身を除く): 816568058

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 1252403, 2504806, 6262015, 12524030, 16281239, 31310075, 32562478, 62620150, 81406195, 162812390, 407030975, 814061950]

約数ペア:

[(1, 814061950), (2, 407030975), (5, 162812390), (10, 81406195), (13, 62620150), (25, 32562478), (26, 31310075), (50, 16281239), (65, 12524030), (130, 6262015), (325, 2504806), (650, 1252403)]