28105133050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{69593}}^1$

素因数の和:69843

約数の個数: 48

約数和(自身を含む): 53823164472

約数和(自身を除く): 25718031422

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 197, 205, 394, 410, 985, 1025, 1970, 2050, 4925, 8077, 9850, 16154, 40385, 69593, 80770, 139186, 201925, 347965, 403850, 695930, 1739825, 2853313, 3479650, 5706626, 13709821, 14266565, 27419642, 28533130, 68549105, 71332825, 137098210, 142665650, 342745525, 562102661, 685491050, 1124205322, 2810513305, 5621026610, 14052566525, 28105133050]

約数ペア:

[(1, 28105133050), (2, 14052566525), (5, 5621026610), (10, 2810513305), (25, 1124205322), (41, 685491050), (50, 562102661), (82, 342745525), (197, 142665650), (205, 137098210), (394, 71332825), (410, 68549105), (985, 28533130), (1025, 27419642), (1970, 14266565), (2050, 13709821), (4925, 5706626), (8077, 3479650), (9850, 2853313), (16154, 1739825), (40385, 695930), (69593, 403850), (80770, 347965), (139186, 201925)]