80880488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25087}}^1$

素因数の和:25137

約数の個数: 32

約数和(自身を含む): 168591360

約数和(自身を除く): 87710872

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 25087, 50174, 100348, 200696, 326131, 652262, 777697, 1304524, 1555394, 2609048, 3110788, 6221576, 10110061, 20220122, 40440244, 80880488]

約数ペア:

[(1, 80880488), (2, 40440244), (4, 20220122), (8, 10110061), (13, 6221576), (26, 3110788), (31, 2609048), (52, 1555394), (62, 1304524), (104, 777697), (124, 652262), (248, 326131), (403, 200696), (806, 100348), (1612, 50174), (3224, 25087)]