26005525

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 42747264

約数和(自身を除く): 16741739

約数列:

[1, 5, 7, 13, 23, 25, 35, 49, 65, 71, 91, 115, 161, 175, 245, 299, 325, 355, 455, 497, 575, 637, 805, 923, 1127, 1225, 1495, 1633, 1775, 2093, 2275, 2485, 3185, 3479, 4025, 4615, 5635, 6461, 7475, 8165, 10465, 11431, 12425, 14651, 15925, 17395, 21229, 23075, 28175, 32305, 40825, 45227, 52325, 57155, 73255, 80017, 86975, 106145, 148603, 161525, 226135, 285775, 366275, 400085, 530725, 743015, 1040221, 1130675, 2000425, 3715075, 5201105, 26005525]

約数ペア:

[(1, 26005525), (5, 5201105), (7, 3715075), (13, 2000425), (23, 1130675), (25, 1040221), (35, 743015), (49, 530725), (65, 400085), (71, 366275), (91, 285775), (115, 226135), (161, 161525), (175, 148603), (245, 106145), (299, 86975), (325, 80017), (355, 73255), (455, 57155), (497, 52325), (575, 45227), (637, 40825), (805, 32305), (923, 28175), (1127, 23075), (1225, 21229), (1495, 17395), (1633, 15925), (1775, 14651), (2093, 12425), (2275, 11431), (2485, 10465), (3185, 8165), (3479, 7475), (4025, 6461), (4615, 5635)]