13330100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 33539520

約数和(自身を除く): 20209420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 137, 139, 140, 175, 274, 278, 350, 548, 556, 685, 695, 700, 959, 973, 1370, 1390, 1918, 1946, 2740, 2780, 3425, 3475, 3836, 3892, 4795, 4865, 6850, 6950, 9590, 9730, 13700, 13900, 19043, 19180, 19460, 23975, 24325, 38086, 47950, 48650, 76172, 95215, 95900, 97300, 133301, 190430, 266602, 380860, 476075, 533204, 666505, 952150, 1333010, 1904300, 2666020, 3332525, 6665050, 13330100]

約数ペア:

[(1, 13330100), (2, 6665050), (4, 3332525), (5, 2666020), (7, 1904300), (10, 1333010), (14, 952150), (20, 666505), (25, 533204), (28, 476075), (35, 380860), (50, 266602), (70, 190430), (100, 133301), (137, 97300), (139, 95900), (140, 95215), (175, 76172), (274, 48650), (278, 47950), (350, 38086), (548, 24325), (556, 23975), (685, 19460), (695, 19180), (700, 19043), (959, 13900), (973, 13700), (1370, 9730), (1390, 9590), (1918, 6950), (1946, 6850), (2740, 4865), (2780, 4795), (3425, 3892), (3475, 3836)]