211310840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31259}}^1$

素因数の和:31296

約数の個数: 48

約数和(自身を含む): 514852200

約数和(自身を除く): 303541360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 31259, 62518, 125036, 156295, 250072, 312590, 406367, 625180, 812734, 1250360, 1625468, 2031835, 3250936, 4063670, 5282771, 8127340, 10565542, 16254680, 21131084, 26413855, 42262168, 52827710, 105655420, 211310840]

約数ペア:

[(1, 211310840), (2, 105655420), (4, 52827710), (5, 42262168), (8, 26413855), (10, 21131084), (13, 16254680), (20, 10565542), (26, 8127340), (40, 5282771), (52, 4063670), (65, 3250936), (104, 2031835), (130, 1625468), (169, 1250360), (260, 812734), (338, 625180), (520, 406367), (676, 312590), (845, 250072), (1352, 156295), (1690, 125036), (3380, 62518), (6760, 31259)]