77567420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3529}}^1$

素因数の和:3702

約数の個数: 48

約数和(自身を含む): 187400640

約数和(自身を除く): 109833220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 3140, 3529, 4396, 5495, 7058, 10990, 14116, 17645, 21980, 24703, 35290, 49406, 70580, 98812, 123515, 247030, 494060, 554053, 1108106, 2216212, 2770265, 3878371, 5540530, 7756742, 11081060, 15513484, 19391855, 38783710, 77567420]

約数ペア:

[(1, 77567420), (2, 38783710), (4, 19391855), (5, 15513484), (7, 11081060), (10, 7756742), (14, 5540530), (20, 3878371), (28, 2770265), (35, 2216212), (70, 1108106), (140, 554053), (157, 494060), (314, 247030), (628, 123515), (785, 98812), (1099, 70580), (1570, 49406), (2198, 35290), (3140, 24703), (3529, 21980), (4396, 17645), (5495, 14116), (7058, 10990)]