27434225

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 43330560

約数和(自身を除く): 15896335

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 91, 155, 175, 217, 325, 389, 403, 455, 775, 1085, 1945, 2015, 2275, 2723, 2821, 5057, 5425, 9725, 10075, 12059, 13615, 14105, 25285, 35399, 60295, 68075, 70525, 84413, 126425, 156767, 176995, 301475, 422065, 783835, 884975, 1097369, 2110325, 3919175, 5486845, 27434225]

約数ペア:

[(1, 27434225), (5, 5486845), (7, 3919175), (13, 2110325), (25, 1097369), (31, 884975), (35, 783835), (65, 422065), (91, 301475), (155, 176995), (175, 156767), (217, 126425), (325, 84413), (389, 70525), (403, 68075), (455, 60295), (775, 35399), (1085, 25285), (1945, 14105), (2015, 13615), (2275, 12059), (2723, 10075), (2821, 9725), (5057, 5425)]