26871225

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 47467200

約数和(自身を除く): 20595975

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 109, 173, 285, 327, 475, 519, 545, 865, 1425, 1635, 2071, 2595, 2725, 3287, 4325, 6213, 8175, 9861, 10355, 12975, 16435, 18857, 31065, 49305, 51775, 56571, 82175, 94285, 155325, 246525, 282855, 358283, 471425, 1074849, 1414275, 1791415, 5374245, 8957075, 26871225]

約数ペア:

[(1, 26871225), (3, 8957075), (5, 5374245), (15, 1791415), (19, 1414275), (25, 1074849), (57, 471425), (75, 358283), (95, 282855), (109, 246525), (173, 155325), (285, 94285), (327, 82175), (475, 56571), (519, 51775), (545, 49305), (865, 31065), (1425, 18857), (1635, 16435), (2071, 12975), (2595, 10355), (2725, 9861), (3287, 8175), (4325, 6213)]