85490860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:575

約数の個数: 96

約数和(自身を含む): 223534080

約数和(自身を除く): 138043220

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 107, 130, 140, 182, 214, 260, 364, 428, 439, 455, 535, 749, 878, 910, 1070, 1391, 1498, 1756, 1820, 2140, 2195, 2782, 2996, 3073, 3745, 4390, 5564, 5707, 6146, 6955, 7490, 8780, 9737, 11414, 12292, 13910, 14980, 15365, 19474, 22828, 27820, 28535, 30730, 38948, 39949, 46973, 48685, 57070, 61460, 79898, 93946, 97370, 114140, 159796, 187892, 194740, 199745, 234865, 328811, 399490, 469730, 610649, 657622, 798980, 939460, 1221298, 1315244, 1644055, 2442596, 3053245, 3288110, 4274543, 6106490, 6576220, 8549086, 12212980, 17098172, 21372715, 42745430, 85490860]

約数ペア:

[(1, 85490860), (2, 42745430), (4, 21372715), (5, 17098172), (7, 12212980), (10, 8549086), (13, 6576220), (14, 6106490), (20, 4274543), (26, 3288110), (28, 3053245), (35, 2442596), (52, 1644055), (65, 1315244), (70, 1221298), (91, 939460), (107, 798980), (130, 657622), (140, 610649), (182, 469730), (214, 399490), (260, 328811), (364, 234865), (428, 199745), (439, 194740), (455, 187892), (535, 159796), (749, 114140), (878, 97370), (910, 93946), (1070, 79898), (1391, 61460), (1498, 57070), (1756, 48685), (1820, 46973), (2140, 39949), (2195, 38948), (2782, 30730), (2996, 28535), (3073, 27820), (3745, 22828), (4390, 19474), (5564, 15365), (5707, 14980), (6146, 13910), (6955, 12292), (7490, 11414), (8780, 9737)]