27680823075

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{123727}}^1$

素因数の和:123916

約数の個数: 48

約数和(自身を含む): 48481579520

約数和(自身を除く): 20800756445

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 157, 285, 471, 475, 785, 1425, 2355, 2983, 3925, 8949, 11775, 14915, 44745, 74575, 123727, 223725, 371181, 618635, 1855905, 2350813, 3093175, 7052439, 9279525, 11754065, 19425139, 35262195, 58275417, 58770325, 97125695, 176310975, 291377085, 369077641, 485628475, 1107232923, 1456885425, 1845388205, 5536164615, 9226941025, 27680823075]

約数ペア:

[(1, 27680823075), (3, 9226941025), (5, 5536164615), (15, 1845388205), (19, 1456885425), (25, 1107232923), (57, 485628475), (75, 369077641), (95, 291377085), (157, 176310975), (285, 97125695), (471, 58770325), (475, 58275417), (785, 35262195), (1425, 19425139), (2355, 11754065), (2983, 9279525), (3925, 7052439), (8949, 3093175), (11775, 2350813), (14915, 1855905), (44745, 618635), (74575, 371181), (123727, 223725)]