168998375

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 264176640

約数和(自身を除く): 95178265

約数列:

[1, 5, 7, 13, 25, 35, 65, 83, 91, 125, 175, 179, 325, 415, 455, 581, 875, 895, 1079, 1253, 1625, 2075, 2275, 2327, 2905, 4475, 5395, 6265, 7553, 10375, 11375, 11635, 14525, 14857, 16289, 22375, 26975, 31325, 37765, 58175, 72625, 74285, 81445, 103999, 134875, 156625, 188825, 193141, 290875, 371425, 407225, 519995, 944125, 965705, 1351987, 1857125, 2036125, 2599975, 4828525, 6759935, 12999875, 24142625, 33799675, 168998375]

約数ペア:

[(1, 168998375), (5, 33799675), (7, 24142625), (13, 12999875), (25, 6759935), (35, 4828525), (65, 2599975), (83, 2036125), (91, 1857125), (125, 1351987), (175, 965705), (179, 944125), (325, 519995), (415, 407225), (455, 371425), (581, 290875), (875, 193141), (895, 188825), (1079, 156625), (1253, 134875), (1625, 103999), (2075, 81445), (2275, 74285), (2327, 72625), (2905, 58175), (4475, 37765), (5395, 31325), (6265, 26975), (7553, 22375), (10375, 16289), (11375, 14857), (11635, 14525)]