199080880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{146383}}^1$

素因数の和:146413

約数の個数: 40

約数和(自身を含む): 490093632

約数和(自身を除く): 291012752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 146383, 292766, 585532, 731915, 1171064, 1463830, 2342128, 2488511, 2927660, 4977022, 5855320, 9954044, 11710640, 12442555, 19908088, 24885110, 39816176, 49770220, 99540440, 199080880]

約数ペア:

[(1, 199080880), (2, 99540440), (4, 49770220), (5, 39816176), (8, 24885110), (10, 19908088), (16, 12442555), (17, 11710640), (20, 9954044), (34, 5855320), (40, 4977022), (68, 2927660), (80, 2488511), (85, 2342128), (136, 1463830), (170, 1171064), (272, 731915), (340, 585532), (680, 292766), (1360, 146383)]