161699480

素因数分解:

$2^3\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{2593}}^1$

素因数の和:4163

約数の個数: 32

約数和(自身を含む): 364197600

約数和(自身を除く): 202498120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1559, 2593, 3118, 5186, 6236, 7795, 10372, 12472, 12965, 15590, 20744, 25930, 31180, 51860, 62360, 103720, 4042487, 8084974, 16169948, 20212435, 32339896, 40424870, 80849740, 161699480]

約数ペア:

[(1, 161699480), (2, 80849740), (4, 40424870), (5, 32339896), (8, 20212435), (10, 16169948), (20, 8084974), (40, 4042487), (1559, 103720), (2593, 62360), (3118, 51860), (5186, 31180), (6236, 25930), (7795, 20744), (10372, 15590), (12472, 12965)]