42042650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1$

素因数の和:1007

約数の個数: 48

約数和(自身を含む): 85494528

約数和(自身を除く): 43451878

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 325, 355, 650, 710, 911, 923, 1775, 1822, 1846, 3550, 4555, 4615, 9110, 9230, 11843, 22775, 23075, 23686, 45550, 46150, 59215, 64681, 118430, 129362, 296075, 323405, 592150, 646810, 840853, 1617025, 1681706, 3234050, 4204265, 8408530, 21021325, 42042650]

約数ペア:

[(1, 42042650), (2, 21021325), (5, 8408530), (10, 4204265), (13, 3234050), (25, 1681706), (26, 1617025), (50, 840853), (65, 646810), (71, 592150), (130, 323405), (142, 296075), (325, 129362), (355, 118430), (650, 64681), (710, 59215), (911, 46150), (923, 45550), (1775, 23686), (1822, 23075), (1846, 22775), (3550, 11843), (4555, 9230), (4615, 9110)]