90281072

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 211272192

約数和(自身を除く): 120991120

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 101, 112, 161, 184, 202, 322, 347, 368, 404, 644, 694, 707, 808, 1288, 1388, 1414, 1616, 2323, 2429, 2576, 2776, 2828, 4646, 4858, 5552, 5656, 7981, 9292, 9716, 11312, 15962, 16261, 18584, 19432, 31924, 32522, 35047, 37168, 38864, 55867, 63848, 65044, 70094, 111734, 127696, 130088, 140188, 223468, 245329, 260176, 280376, 446936, 490658, 560752, 806081, 893872, 981316, 1612162, 1962632, 3224324, 3925264, 5642567, 6448648, 11285134, 12897296, 22570268, 45140536, 90281072]

約数ペア:

[(1, 90281072), (2, 45140536), (4, 22570268), (7, 12897296), (8, 11285134), (14, 6448648), (16, 5642567), (23, 3925264), (28, 3224324), (46, 1962632), (56, 1612162), (92, 981316), (101, 893872), (112, 806081), (161, 560752), (184, 490658), (202, 446936), (322, 280376), (347, 260176), (368, 245329), (404, 223468), (644, 140188), (694, 130088), (707, 127696), (808, 111734), (1288, 70094), (1388, 65044), (1414, 63848), (1616, 55867), (2323, 38864), (2429, 37168), (2576, 35047), (2776, 32522), (2828, 31924), (4646, 19432), (4858, 18584), (5552, 16261), (5656, 15962), (7981, 11312), (9292, 9716)]