4160975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 6666240

約数和(自身を除く): 2505265

約数列:

[1, 5, 7, 13, 25, 31, 35, 59, 65, 91, 155, 175, 217, 295, 325, 403, 413, 455, 767, 775, 1085, 1475, 1829, 2015, 2065, 2275, 2821, 3835, 5369, 5425, 9145, 10075, 10325, 12803, 14105, 19175, 23777, 26845, 45725, 64015, 70525, 118885, 134225, 166439, 320075, 594425, 832195, 4160975]

約数ペア:

[(1, 4160975), (5, 832195), (7, 594425), (13, 320075), (25, 166439), (31, 134225), (35, 118885), (59, 70525), (65, 64015), (91, 45725), (155, 26845), (175, 23777), (217, 19175), (295, 14105), (325, 12803), (403, 10325), (413, 10075), (455, 9145), (767, 5425), (775, 5369), (1085, 3835), (1475, 2821), (1829, 2275), (2015, 2065)]