69811225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 102850560

約数和(自身を除く): 33039335

約数列:

[1, 5, 11, 19, 25, 31, 55, 95, 155, 209, 275, 341, 431, 475, 589, 775, 1045, 1705, 2155, 2945, 4741, 5225, 6479, 8189, 8525, 10775, 13361, 14725, 23705, 32395, 40945, 66805, 90079, 118525, 146971, 161975, 204725, 253859, 334025, 450395, 734855, 1269295, 2251975, 2792449, 3674275, 6346475, 13962245, 69811225]

約数ペア:

[(1, 69811225), (5, 13962245), (11, 6346475), (19, 3674275), (25, 2792449), (31, 2251975), (55, 1269295), (95, 734855), (155, 450395), (209, 334025), (275, 253859), (341, 204725), (431, 161975), (475, 146971), (589, 118525), (775, 90079), (1045, 66805), (1705, 40945), (2155, 32395), (2945, 23705), (4741, 14725), (5225, 13361), (6479, 10775), (8189, 8525)]