611156780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{44351}}^1$

素因数の和:44426

約数の個数: 48

約数和(自身を含む): 1408264704

約数和(自身を除く): 797107924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 44351, 88702, 177404, 221755, 443510, 576563, 887020, 1153126, 2306252, 2350603, 2882815, 4701206, 5765630, 9402412, 11531260, 11753015, 23506030, 30557839, 47012060, 61115678, 122231356, 152789195, 305578390, 611156780]

約数ペア:

[(1, 611156780), (2, 305578390), (4, 152789195), (5, 122231356), (10, 61115678), (13, 47012060), (20, 30557839), (26, 23506030), (52, 11753015), (53, 11531260), (65, 9402412), (106, 5765630), (130, 4701206), (212, 2882815), (260, 2350603), (265, 2306252), (530, 1153126), (689, 887020), (1060, 576563), (1378, 443510), (2756, 221755), (3445, 177404), (6890, 88702), (13780, 44351)]