1540425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:102

約数の個数: 48

約数和(自身を含む): 2856960

約数和(自身を除く): 1316535

約数列:

[1, 3, 5, 15, 19, 23, 25, 47, 57, 69, 75, 95, 115, 141, 235, 285, 345, 437, 475, 575, 705, 893, 1081, 1175, 1311, 1425, 1725, 2185, 2679, 3243, 3525, 4465, 5405, 6555, 10925, 13395, 16215, 20539, 22325, 27025, 32775, 61617, 66975, 81075, 102695, 308085, 513475, 1540425]

約数ペア:

[(1, 1540425), (3, 513475), (5, 308085), (15, 102695), (19, 81075), (23, 66975), (25, 61617), (47, 32775), (57, 27025), (69, 22325), (75, 20539), (95, 16215), (115, 13395), (141, 10925), (235, 6555), (285, 5405), (345, 4465), (437, 3525), (475, 3243), (575, 2679), (705, 2185), (893, 1725), (1081, 1425), (1175, 1311)]