201997075

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 305536000

約数和(自身を除く): 103538925

約数列:

[1, 5, 7, 19, 25, 35, 79, 95, 133, 175, 395, 475, 553, 665, 769, 1501, 1975, 2765, 3325, 3845, 5383, 7505, 10507, 13825, 14611, 19225, 26915, 37525, 52535, 60751, 73055, 102277, 134575, 262675, 303755, 365275, 425257, 511385, 1154269, 1518775, 2126285, 2556925, 5771345, 8079883, 10631425, 28856725, 40399415, 201997075]

約数ペア:

[(1, 201997075), (5, 40399415), (7, 28856725), (19, 10631425), (25, 8079883), (35, 5771345), (79, 2556925), (95, 2126285), (133, 1518775), (175, 1154269), (395, 511385), (475, 425257), (553, 365275), (665, 303755), (769, 262675), (1501, 134575), (1975, 102277), (2765, 73055), (3325, 60751), (3845, 52535), (5383, 37525), (7505, 26915), (10507, 19225), (13825, 14611)]