15945495575

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{2311}}^1$

素因数の和:2688

約数の個数: 48

約数和(自身を含む): 21191976960

約数和(自身を除く): 5246481385

約数列:

[1, 5, 25, 29, 31, 145, 155, 307, 725, 775, 899, 1535, 2311, 4495, 7675, 8903, 9517, 11555, 22475, 44515, 47585, 57775, 67019, 71641, 222575, 237925, 275993, 335095, 358205, 709477, 1379965, 1675475, 1791025, 2077589, 3547385, 6899825, 10387945, 17736925, 20574833, 21993787, 51939725, 102874165, 109968935, 514370825, 549844675, 637819823, 3189099115, 15945495575]

約数ペア:

[(1, 15945495575), (5, 3189099115), (25, 637819823), (29, 549844675), (31, 514370825), (145, 109968935), (155, 102874165), (307, 51939725), (725, 21993787), (775, 20574833), (899, 17736925), (1535, 10387945), (2311, 6899825), (4495, 3547385), (7675, 2077589), (8903, 1791025), (9517, 1675475), (11555, 1379965), (22475, 709477), (44515, 358205), (47585, 335095), (57775, 275993), (67019, 237925), (71641, 222575)]