168779980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{2251}}^1$

素因数の和:2446

約数の個数: 48

約数和(自身を含む): 372282624

約数和(自身を除く): 203502644

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 163, 230, 326, 460, 652, 815, 1630, 2251, 3260, 3749, 4502, 7498, 9004, 11255, 14996, 18745, 22510, 37490, 45020, 51773, 74980, 103546, 207092, 258865, 366913, 517730, 733826, 1035460, 1467652, 1834565, 3669130, 7338260, 8438999, 16877998, 33755996, 42194995, 84389990, 168779980]

約数ペア:

[(1, 168779980), (2, 84389990), (4, 42194995), (5, 33755996), (10, 16877998), (20, 8438999), (23, 7338260), (46, 3669130), (92, 1834565), (115, 1467652), (163, 1035460), (230, 733826), (326, 517730), (460, 366913), (652, 258865), (815, 207092), (1630, 103546), (2251, 74980), (3260, 51773), (3749, 45020), (4502, 37490), (7498, 22510), (9004, 18745), (11255, 14996)]