20177772955

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{829}}^1\times {\mathrm{883}}^1$

素因数の和:1903

約数の個数: 32

約数和(自身を含む): 25093224000

約数和(自身を除く): 4915451045

約数列:

[1, 5, 37, 149, 185, 745, 829, 883, 4145, 4415, 5513, 27565, 30673, 32671, 123521, 131567, 153365, 163355, 617605, 657835, 732007, 3660035, 4570277, 4867979, 22851385, 24339895, 27084259, 109069043, 135421295, 545345215, 4035554591, 20177772955]

約数ペア:

[(1, 20177772955), (5, 4035554591), (37, 545345215), (149, 135421295), (185, 109069043), (745, 27084259), (829, 24339895), (883, 22851385), (4145, 4867979), (4415, 4570277), (5513, 3660035), (27565, 732007), (30673, 657835), (32671, 617605), (123521, 163355), (131567, 153365)]