20113391028275

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{4211}}^1\times {\mathrm{15739}}^1$

素因数の和:20220

約数の個数: 48

約数和(自身を含む): 25484520672000

約数和(自身を除く): 5371129643725

約数列:

[1, 5, 25, 61, 199, 305, 995, 1525, 4211, 4975, 12139, 15739, 21055, 60695, 78695, 105275, 256871, 303475, 393475, 837989, 960079, 1284355, 3132061, 4189945, 4800395, 6421775, 15660305, 20949725, 24001975, 51117329, 66276929, 78301525, 191055721, 255586645, 331384645, 955278605, 1277933225, 1656923225, 4042892669, 4776393025, 13189108871, 20214463345, 65945544355, 101072316725, 329727721775, 804535641131, 4022678205655, 20113391028275]

約数ペア:

[(1, 20113391028275), (5, 4022678205655), (25, 804535641131), (61, 329727721775), (199, 101072316725), (305, 65945544355), (995, 20214463345), (1525, 13189108871), (4211, 4776393025), (4975, 4042892669), (12139, 1656923225), (15739, 1277933225), (21055, 955278605), (60695, 331384645), (78695, 255586645), (105275, 191055721), (256871, 78301525), (303475, 66276929), (393475, 51117329), (837989, 24001975), (960079, 20949725), (1284355, 15660305), (3132061, 6421775), (4189945, 4800395)]