77670920

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{10061}}^1$

素因数の和:10265

約数の個数: 32

約数和(自身を含む): 175682520

約数和(自身を除く): 98011600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 10061, 20122, 40244, 50305, 80488, 100610, 201220, 402440, 1941773, 3883546, 7767092, 9708865, 15534184, 19417730, 38835460, 77670920]

約数ペア:

[(1, 77670920), (2, 38835460), (4, 19417730), (5, 15534184), (8, 9708865), (10, 7767092), (20, 3883546), (40, 1941773), (193, 402440), (386, 201220), (772, 100610), (965, 80488), (1544, 50305), (1930, 40244), (3860, 20122), (7720, 10061)]