85931440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{153449}}^1$

素因数の和:153469

約数の個数: 40

約数和(自身を含む): 228333600

約数和(自身を除く): 142402160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 153449, 306898, 613796, 767245, 1074143, 1227592, 1534490, 2148286, 2455184, 3068980, 4296572, 5370715, 6137960, 8593144, 10741430, 12275920, 17186288, 21482860, 42965720, 85931440]

約数ペア:

[(1, 85931440), (2, 42965720), (4, 21482860), (5, 17186288), (7, 12275920), (8, 10741430), (10, 8593144), (14, 6137960), (16, 5370715), (20, 4296572), (28, 3068980), (35, 2455184), (40, 2148286), (56, 1534490), (70, 1227592), (80, 1074143), (112, 767245), (140, 613796), (280, 306898), (560, 153449)]