181801145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 241211520

約数和(自身を除く): 59410375

約数列:

[1, 5, 17, 29, 85, 131, 145, 493, 563, 655, 2227, 2465, 2815, 3799, 9571, 11135, 16327, 18995, 47855, 64583, 73753, 81635, 277559, 322915, 368765, 1253801, 1387795, 2138837, 6269005, 10694185, 36360229, 181801145]

約数ペア:

[(1, 181801145), (5, 36360229), (17, 10694185), (29, 6269005), (85, 2138837), (131, 1387795), (145, 1253801), (493, 368765), (563, 322915), (655, 277559), (2227, 81635), (2465, 73753), (2815, 64583), (3799, 47855), (9571, 18995), (11135, 16327)]