69687280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1811}}^1$

素因数の和:1874

約数の個数: 80

約数和(自身を含む): 179301024

約数和(自身を除く): 109613744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1811, 1924, 2405, 2960, 3622, 3848, 4810, 7244, 7696, 9055, 9620, 14488, 18110, 19240, 23543, 28976, 36220, 38480, 47086, 67007, 72440, 94172, 117715, 134014, 144880, 188344, 235430, 268028, 335035, 376688, 470860, 536056, 670070, 871091, 941720, 1072112, 1340140, 1742182, 1883440, 2680280, 3484364, 4355455, 5360560, 6968728, 8710910, 13937456, 17421820, 34843640, 69687280]

約数ペア:

[(1, 69687280), (2, 34843640), (4, 17421820), (5, 13937456), (8, 8710910), (10, 6968728), (13, 5360560), (16, 4355455), (20, 3484364), (26, 2680280), (37, 1883440), (40, 1742182), (52, 1340140), (65, 1072112), (74, 941720), (80, 871091), (104, 670070), (130, 536056), (148, 470860), (185, 376688), (208, 335035), (260, 268028), (296, 235430), (370, 188344), (481, 144880), (520, 134014), (592, 117715), (740, 94172), (962, 72440), (1040, 67007), (1480, 47086), (1811, 38480), (1924, 36220), (2405, 28976), (2960, 23543), (3622, 19240), (3848, 18110), (4810, 14488), (7244, 9620), (7696, 9055)]