5217920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 12925440

約数和(自身を除く): 7707520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 263, 310, 320, 496, 526, 620, 640, 992, 1052, 1240, 1315, 1984, 2104, 2480, 2630, 3968, 4208, 4960, 5260, 8153, 8416, 9920, 10520, 16306, 16832, 19840, 21040, 32612, 33664, 40765, 42080, 65224, 81530, 84160, 130448, 163060, 168320, 260896, 326120, 521792, 652240, 1043584, 1304480, 2608960, 5217920]

約数ペア:

[(1, 5217920), (2, 2608960), (4, 1304480), (5, 1043584), (8, 652240), (10, 521792), (16, 326120), (20, 260896), (31, 168320), (32, 163060), (40, 130448), (62, 84160), (64, 81530), (80, 65224), (124, 42080), (128, 40765), (155, 33664), (160, 32612), (248, 21040), (263, 19840), (310, 16832), (320, 16306), (496, 10520), (526, 9920), (620, 8416), (640, 8153), (992, 5260), (1052, 4960), (1240, 4208), (1315, 3968), (1984, 2630), (2104, 2480)]