130510520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{66587}}^1$

素因数の和:66612

約数の個数: 48

約数和(自身を含む): 341596440

約数和(自身を除く): 211085920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 66587, 133174, 266348, 332935, 466109, 532696, 665870, 932218, 1331740, 1864436, 2330545, 2663480, 3262763, 3728872, 4661090, 6525526, 9322180, 13051052, 16313815, 18644360, 26102104, 32627630, 65255260, 130510520]

約数ペア:

[(1, 130510520), (2, 65255260), (4, 32627630), (5, 26102104), (7, 18644360), (8, 16313815), (10, 13051052), (14, 9322180), (20, 6525526), (28, 4661090), (35, 3728872), (40, 3262763), (49, 2663480), (56, 2330545), (70, 1864436), (98, 1331740), (140, 932218), (196, 665870), (245, 532696), (280, 466109), (392, 332935), (490, 266348), (980, 133174), (1960, 66587)]