25264120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3923}}^1$

素因数の和:3964

約数の個数: 64

約数和(自身を含む): 67806720

約数和(自身を除く): 42542600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 3923, 6440, 7846, 15692, 19615, 27461, 31384, 39230, 54922, 78460, 90229, 109844, 137305, 156920, 180458, 219688, 274610, 360916, 451145, 549220, 631603, 721832, 902290, 1098440, 1263206, 1804580, 2526412, 3158015, 3609160, 5052824, 6316030, 12632060, 25264120]

約数ペア:

[(1, 25264120), (2, 12632060), (4, 6316030), (5, 5052824), (7, 3609160), (8, 3158015), (10, 2526412), (14, 1804580), (20, 1263206), (23, 1098440), (28, 902290), (35, 721832), (40, 631603), (46, 549220), (56, 451145), (70, 360916), (92, 274610), (115, 219688), (140, 180458), (161, 156920), (184, 137305), (230, 109844), (280, 90229), (322, 78460), (460, 54922), (644, 39230), (805, 31384), (920, 27461), (1288, 19615), (1610, 15692), (3220, 7846), (3923, 6440)]