81224464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1973}}^1$

素因数の和:2095

約数の個数: 40

約数和(自身を含む): 164489472

約数和(自身を除く): 83265008

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 496, 664, 1328, 1973, 2573, 3946, 5146, 7892, 10292, 15784, 20584, 31568, 41168, 61163, 122326, 163759, 244652, 327518, 489304, 655036, 978608, 1310072, 2620144, 5076529, 10153058, 20306116, 40612232, 81224464]

約数ペア:

[(1, 81224464), (2, 40612232), (4, 20306116), (8, 10153058), (16, 5076529), (31, 2620144), (62, 1310072), (83, 978608), (124, 655036), (166, 489304), (248, 327518), (332, 244652), (496, 163759), (664, 122326), (1328, 61163), (1973, 41168), (2573, 31568), (3946, 20584), (5146, 15784), (7892, 10292)]