77897320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 184187520

約数和(自身を除く): 106290200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 227, 230, 373, 454, 460, 746, 908, 920, 1135, 1492, 1816, 1865, 2270, 2984, 3730, 4540, 5221, 7460, 8579, 9080, 10442, 14920, 17158, 20884, 26105, 34316, 41768, 42895, 52210, 68632, 84671, 85790, 104420, 169342, 171580, 208840, 338684, 343160, 423355, 677368, 846710, 1693420, 1947433, 3386840, 3894866, 7789732, 9737165, 15579464, 19474330, 38948660, 77897320]

約数ペア:

[(1, 77897320), (2, 38948660), (4, 19474330), (5, 15579464), (8, 9737165), (10, 7789732), (20, 3894866), (23, 3386840), (40, 1947433), (46, 1693420), (92, 846710), (115, 677368), (184, 423355), (227, 343160), (230, 338684), (373, 208840), (454, 171580), (460, 169342), (746, 104420), (908, 85790), (920, 84671), (1135, 68632), (1492, 52210), (1816, 42895), (1865, 41768), (2270, 34316), (2984, 26105), (3730, 20884), (4540, 17158), (5221, 14920), (7460, 10442), (8579, 9080)]