172297475

素因数分解:

$5^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 253555200

約数和(自身を除く): 81257725

約数列:

[1, 5, 7, 25, 35, 49, 71, 175, 245, 283, 343, 355, 497, 1225, 1415, 1715, 1775, 1981, 2485, 3479, 7075, 8575, 9905, 12425, 13867, 17395, 20093, 24353, 49525, 69335, 86975, 97069, 100465, 121765, 140651, 346675, 485345, 502325, 608825, 703255, 984557, 2426725, 3516275, 4922785, 6891899, 24613925, 34459495, 172297475]

約数ペア:

[(1, 172297475), (5, 34459495), (7, 24613925), (25, 6891899), (35, 4922785), (49, 3516275), (71, 2426725), (175, 984557), (245, 703255), (283, 608825), (343, 502325), (355, 485345), (497, 346675), (1225, 140651), (1415, 121765), (1715, 100465), (1775, 97069), (1981, 86975), (2485, 69335), (3479, 49525), (7075, 24353), (8575, 20093), (9905, 17395), (12425, 13867)]