168165725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{383}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 258650112

約数和(自身を除く): 90484387

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 193, 325, 383, 455, 965, 1351, 1915, 2275, 2509, 2681, 4825, 4979, 6755, 9575, 12545, 13405, 17563, 24895, 33775, 34853, 62725, 67025, 73919, 87815, 124475, 174265, 369595, 439075, 517433, 871325, 960947, 1847975, 2587165, 4804735, 6726629, 12935825, 24023675, 33633145, 168165725]

約数ペア:

[(1, 168165725), (5, 33633145), (7, 24023675), (13, 12935825), (25, 6726629), (35, 4804735), (65, 2587165), (91, 1847975), (175, 960947), (193, 871325), (325, 517433), (383, 439075), (455, 369595), (965, 174265), (1351, 124475), (1915, 87815), (2275, 73919), (2509, 67025), (2681, 62725), (4825, 34853), (4979, 33775), (6755, 24895), (9575, 17563), (12545, 13405)]