289325860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1\times {\mathrm{383}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 616605696

約数和(自身を除く): 327279836

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 353, 383, 428, 535, 706, 766, 1070, 1412, 1532, 1765, 1915, 2140, 3530, 3830, 7060, 7660, 37771, 40981, 75542, 81962, 135199, 151084, 163924, 188855, 204905, 270398, 377710, 409810, 540796, 675995, 755420, 819620, 1351990, 2703980, 14466293, 28932586, 57865172, 72331465, 144662930, 289325860]

約数ペア:

[(1, 289325860), (2, 144662930), (4, 72331465), (5, 57865172), (10, 28932586), (20, 14466293), (107, 2703980), (214, 1351990), (353, 819620), (383, 755420), (428, 675995), (535, 540796), (706, 409810), (766, 377710), (1070, 270398), (1412, 204905), (1532, 188855), (1765, 163924), (1915, 151084), (2140, 135199), (3530, 81962), (3830, 75542), (7060, 40981), (7660, 37771)]