203412575

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 284148480

約数和(自身を除く): 80735905

約数列:

[1, 5, 19, 23, 25, 43, 95, 115, 215, 433, 437, 475, 575, 817, 989, 1075, 2165, 2185, 4085, 4945, 8227, 9959, 10825, 10925, 18619, 18791, 20425, 24725, 41135, 49795, 93095, 93955, 189221, 205675, 248975, 353761, 428237, 465475, 469775, 946105, 1768805, 2141185, 4730525, 8136503, 8844025, 10705925, 40682515, 203412575]

約数ペア:

[(1, 203412575), (5, 40682515), (19, 10705925), (23, 8844025), (25, 8136503), (43, 4730525), (95, 2141185), (115, 1768805), (215, 946105), (433, 469775), (437, 465475), (475, 428237), (575, 353761), (817, 248975), (989, 205675), (1075, 189221), (2165, 93955), (2185, 93095), (4085, 49795), (4945, 41135), (8227, 24725), (9959, 20425), (10825, 18791), (10925, 18619)]