172885697920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20779531}}^1$

素因数の和:20779563

約数の個数: 64

約数和(自身を含む): 445097575440

約数和(自身を除く): 272211877520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 20779531, 41559062, 83118124, 103897655, 166236248, 207795310, 270133903, 332472496, 415590620, 540267806, 664944992, 831181240, 1080535612, 1329889984, 1350669515, 1662362480, 2161071224, 2659779968, 2701339030, 3324724960, 4322142448, 5402678060, 6649449920, 8644284896, 10805356120, 13298899840, 17288569792, 21610712240, 34577139584, 43221424480, 86442848960, 172885697920]

約数ペア:

[(1, 172885697920), (2, 86442848960), (4, 43221424480), (5, 34577139584), (8, 21610712240), (10, 17288569792), (13, 13298899840), (16, 10805356120), (20, 8644284896), (26, 6649449920), (32, 5402678060), (40, 4322142448), (52, 3324724960), (64, 2701339030), (65, 2659779968), (80, 2161071224), (104, 1662362480), (128, 1350669515), (130, 1329889984), (160, 1080535612), (208, 831181240), (260, 664944992), (320, 540267806), (416, 415590620), (520, 332472496), (640, 270133903), (832, 207795310), (1040, 166236248), (1664, 103897655), (2080, 83118124), (4160, 41559062), (8320, 20779531)]