145009520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95401}}^1$

素因数の和:95433

約数の個数: 40

約数和(自身を含む): 354895440

約数和(自身を除く): 209885920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 95401, 190802, 381604, 477005, 763208, 954010, 1526416, 1812619, 1908020, 3625238, 3816040, 7250476, 7632080, 9063095, 14500952, 18126190, 29001904, 36252380, 72504760, 145009520]

約数ペア:

[(1, 145009520), (2, 72504760), (4, 36252380), (5, 29001904), (8, 18126190), (10, 14500952), (16, 9063095), (19, 7632080), (20, 7250476), (38, 3816040), (40, 3625238), (76, 1908020), (80, 1812619), (95, 1526416), (152, 954010), (190, 763208), (304, 477005), (380, 381604), (760, 190802), (1520, 95401)]