79965200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{28559}}^1$

素因数の和:28584

約数の個数: 60

約数和(自身を含む): 219569280

約数和(自身を除く): 139604080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 28559, 57118, 114236, 142795, 199913, 228472, 285590, 399826, 456944, 571180, 713975, 799652, 999565, 1142360, 1427950, 1599304, 1999130, 2284720, 2855900, 3198608, 3998260, 4997825, 5711800, 7996520, 9995650, 11423600, 15993040, 19991300, 39982600, 79965200]

約数ペア:

[(1, 79965200), (2, 39982600), (4, 19991300), (5, 15993040), (7, 11423600), (8, 9995650), (10, 7996520), (14, 5711800), (16, 4997825), (20, 3998260), (25, 3198608), (28, 2855900), (35, 2284720), (40, 1999130), (50, 1599304), (56, 1427950), (70, 1142360), (80, 999565), (100, 799652), (112, 713975), (140, 571180), (175, 456944), (200, 399826), (280, 285590), (350, 228472), (400, 199913), (560, 142795), (700, 114236), (1400, 57118), (2800, 28559)]