202289105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 266112000

約数和(自身を除く): 63822895

約数列:

[1, 5, 19, 31, 95, 149, 155, 461, 589, 745, 2305, 2831, 2945, 4619, 8759, 14155, 14291, 23095, 43795, 68689, 71455, 87761, 271529, 343445, 438805, 1305091, 1357645, 2129359, 6525455, 10646795, 40457821, 202289105]

約数ペア:

[(1, 202289105), (5, 40457821), (19, 10646795), (31, 6525455), (95, 2129359), (149, 1357645), (155, 1305091), (461, 438805), (589, 343445), (745, 271529), (2305, 87761), (2831, 71455), (2945, 68689), (4619, 43795), (8759, 23095), (14155, 14291)]