90680491660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{619}}^1\times {\mathrm{2591}}^1$

素因数の和:3487

約数の個数: 96

約数和(自身を含む): 208966625280

約数和(自身を除く): 118286133620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 257, 514, 619, 1028, 1238, 1285, 2476, 2570, 2591, 2827, 3095, 5140, 5182, 5654, 6190, 6809, 10364, 11308, 12380, 12955, 13618, 14135, 25910, 27236, 28270, 28501, 34045, 51820, 56540, 57002, 68090, 114004, 136180, 142505, 159083, 285010, 318166, 570020, 636332, 665887, 795415, 1331774, 1590830, 1603829, 1749913, 2663548, 3181660, 3207658, 3329435, 3499826, 6415316, 6658870, 6999652, 7324757, 8019145, 8749565, 13317740, 14649514, 16038290, 17499130, 17642119, 29299028, 32076580, 34998260, 35284238, 36623785, 70568476, 73247570, 88210595, 146495140, 176421190, 352842380, 412184053, 824368106, 1648736212, 2060920265, 4121840530, 4534024583, 8243681060, 9068049166, 18136098332, 22670122915, 45340245830, 90680491660]

約数ペア:

[(1, 90680491660), (2, 45340245830), (4, 22670122915), (5, 18136098332), (10, 9068049166), (11, 8243681060), (20, 4534024583), (22, 4121840530), (44, 2060920265), (55, 1648736212), (110, 824368106), (220, 412184053), (257, 352842380), (514, 176421190), (619, 146495140), (1028, 88210595), (1238, 73247570), (1285, 70568476), (2476, 36623785), (2570, 35284238), (2591, 34998260), (2827, 32076580), (3095, 29299028), (5140, 17642119), (5182, 17499130), (5654, 16038290), (6190, 14649514), (6809, 13317740), (10364, 8749565), (11308, 8019145), (12380, 7324757), (12955, 6999652), (13618, 6658870), (14135, 6415316), (25910, 3499826), (27236, 3329435), (28270, 3207658), (28501, 3181660), (34045, 2663548), (51820, 1749913), (56540, 1603829), (57002, 1590830), (68090, 1331774), (114004, 795415), (136180, 665887), (142505, 636332), (159083, 570020), (285010, 318166)]