319818888905

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{128519}}^1$

素因数の和:128825

約数の個数: 32

約数和(自身を含む): 401599296000

約数和(自身を除く): 81780407095

約数列:

[1, 5, 41, 61, 199, 205, 305, 995, 2501, 8159, 12139, 12505, 40795, 60695, 128519, 497699, 642595, 2488495, 5269279, 7839659, 25575281, 26346395, 39198295, 127876405, 321426019, 1048586521, 1560092141, 1607130095, 5242932605, 7800460705, 63963777781, 319818888905]

約数ペア:

[(1, 319818888905), (5, 63963777781), (41, 7800460705), (61, 5242932605), (199, 1607130095), (205, 1560092141), (305, 1048586521), (995, 321426019), (2501, 127876405), (8159, 39198295), (12139, 26346395), (12505, 25575281), (40795, 7839659), (60695, 5269279), (128519, 2488495), (497699, 642595)]