130478225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8861}}^1$

素因数の和:8921

約数の個数: 24

約数和(自身を含む): 175822080

約数和(自身を除く): 45343855

約数列:

[1, 5, 19, 25, 31, 95, 155, 475, 589, 775, 2945, 8861, 14725, 44305, 168359, 221525, 274691, 841795, 1373455, 4208975, 5219129, 6867275, 26095645, 130478225]

約数ペア:

[(1, 130478225), (5, 26095645), (19, 6867275), (25, 5219129), (31, 4208975), (95, 1373455), (155, 841795), (475, 274691), (589, 221525), (775, 168359), (2945, 44305), (8861, 14725)]