91413920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:718

約数の個数: 96

約数和(自身を含む): 236234880

約数和(自身を除く): 144820960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 71, 80, 104, 130, 142, 160, 208, 260, 284, 355, 416, 520, 568, 619, 710, 923, 1040, 1136, 1238, 1420, 1846, 2080, 2272, 2476, 2840, 3095, 3692, 4615, 4952, 5680, 6190, 7384, 8047, 9230, 9904, 11360, 12380, 14768, 16094, 18460, 19808, 24760, 29536, 32188, 36920, 40235, 43949, 49520, 64376, 73840, 80470, 87898, 99040, 128752, 147680, 160940, 175796, 219745, 257504, 321880, 351592, 439490, 571337, 643760, 703184, 878980, 1142674, 1287520, 1406368, 1757960, 2285348, 2856685, 3515920, 4570696, 5713370, 7031840, 9141392, 11426740, 18282784, 22853480, 45706960, 91413920]

約数ペア:

[(1, 91413920), (2, 45706960), (4, 22853480), (5, 18282784), (8, 11426740), (10, 9141392), (13, 7031840), (16, 5713370), (20, 4570696), (26, 3515920), (32, 2856685), (40, 2285348), (52, 1757960), (65, 1406368), (71, 1287520), (80, 1142674), (104, 878980), (130, 703184), (142, 643760), (160, 571337), (208, 439490), (260, 351592), (284, 321880), (355, 257504), (416, 219745), (520, 175796), (568, 160940), (619, 147680), (710, 128752), (923, 99040), (1040, 87898), (1136, 80470), (1238, 73840), (1420, 64376), (1846, 49520), (2080, 43949), (2272, 40235), (2476, 36920), (2840, 32188), (3095, 29536), (3692, 24760), (4615, 19808), (4952, 18460), (5680, 16094), (6190, 14768), (7384, 12380), (8047, 11360), (9230, 9904)]