20081240095

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{131023}}^1$

素因数の和:131215

約数の個数: 32

約数和(自身を含む): 28678533120

約数和(自身を除く): 8597293025

約数列:

[1, 5, 7, 29, 35, 145, 151, 203, 755, 1015, 1057, 4379, 5285, 21895, 30653, 131023, 153265, 655115, 917161, 3799667, 4585805, 18998335, 19784473, 26597669, 98922365, 132988345, 138491311, 573749717, 692456555, 2868748585, 4016248019, 20081240095]

約数ペア:

[(1, 20081240095), (5, 4016248019), (7, 2868748585), (29, 692456555), (35, 573749717), (145, 138491311), (151, 132988345), (203, 98922365), (755, 26597669), (1015, 19784473), (1057, 18998335), (4379, 4585805), (5285, 3799667), (21895, 917161), (30653, 655115), (131023, 153265)]