90917008

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1523}}^1$

素因数の和:1592

約数の個数: 80

約数和(自身を含む): 222235776

約数和(自身を除く): 131318768

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 41, 52, 56, 82, 91, 104, 112, 164, 182, 208, 287, 328, 364, 533, 574, 656, 728, 1066, 1148, 1456, 1523, 2132, 2296, 3046, 3731, 4264, 4592, 6092, 7462, 8528, 10661, 12184, 14924, 19799, 21322, 24368, 29848, 39598, 42644, 59696, 62443, 79196, 85288, 124886, 138593, 158392, 170576, 249772, 277186, 316784, 437101, 499544, 554372, 811759, 874202, 999088, 1108744, 1623518, 1748404, 2217488, 3247036, 3496808, 5682313, 6494072, 6993616, 11364626, 12988144, 22729252, 45458504, 90917008]

約数ペア:

[(1, 90917008), (2, 45458504), (4, 22729252), (7, 12988144), (8, 11364626), (13, 6993616), (14, 6494072), (16, 5682313), (26, 3496808), (28, 3247036), (41, 2217488), (52, 1748404), (56, 1623518), (82, 1108744), (91, 999088), (104, 874202), (112, 811759), (164, 554372), (182, 499544), (208, 437101), (287, 316784), (328, 277186), (364, 249772), (533, 170576), (574, 158392), (656, 138593), (728, 124886), (1066, 85288), (1148, 79196), (1456, 62443), (1523, 59696), (2132, 42644), (2296, 39598), (3046, 29848), (3731, 24368), (4264, 21322), (4592, 19799), (6092, 14924), (7462, 12184), (8528, 10661)]