71533120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7211}}^1$

素因数の和:7259

約数の個数: 56

約数和(自身を含む): 175857408

約数和(自身を除く): 104324288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 7211, 9920, 14422, 28844, 36055, 57688, 72110, 115376, 144220, 223541, 230752, 288440, 447082, 461504, 576880, 894164, 1117705, 1153760, 1788328, 2235410, 2307520, 3576656, 4470820, 7153312, 8941640, 14306624, 17883280, 35766560, 71533120]

約数ペア:

[(1, 71533120), (2, 35766560), (4, 17883280), (5, 14306624), (8, 8941640), (10, 7153312), (16, 4470820), (20, 3576656), (31, 2307520), (32, 2235410), (40, 1788328), (62, 1153760), (64, 1117705), (80, 894164), (124, 576880), (155, 461504), (160, 447082), (248, 288440), (310, 230752), (320, 223541), (496, 144220), (620, 115376), (992, 72110), (1240, 57688), (1984, 36055), (2480, 28844), (4960, 14422), (7211, 9920)]