66650500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 168779520

約数和(自身を除く): 102129020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 137, 139, 140, 175, 250, 274, 278, 350, 500, 548, 556, 685, 695, 700, 875, 959, 973, 1370, 1390, 1750, 1918, 1946, 2740, 2780, 3425, 3475, 3500, 3836, 3892, 4795, 4865, 6850, 6950, 9590, 9730, 13700, 13900, 17125, 17375, 19043, 19180, 19460, 23975, 24325, 34250, 34750, 38086, 47950, 48650, 68500, 69500, 76172, 95215, 95900, 97300, 119875, 121625, 133301, 190430, 239750, 243250, 266602, 380860, 476075, 479500, 486500, 533204, 666505, 952150, 1333010, 1904300, 2380375, 2666020, 3332525, 4760750, 6665050, 9521500, 13330100, 16662625, 33325250, 66650500]

約数ペア:

[(1, 66650500), (2, 33325250), (4, 16662625), (5, 13330100), (7, 9521500), (10, 6665050), (14, 4760750), (20, 3332525), (25, 2666020), (28, 2380375), (35, 1904300), (50, 1333010), (70, 952150), (100, 666505), (125, 533204), (137, 486500), (139, 479500), (140, 476075), (175, 380860), (250, 266602), (274, 243250), (278, 239750), (350, 190430), (500, 133301), (548, 121625), (556, 119875), (685, 97300), (695, 95900), (700, 95215), (875, 76172), (959, 69500), (973, 68500), (1370, 48650), (1390, 47950), (1750, 38086), (1918, 34750), (1946, 34250), (2740, 24325), (2780, 23975), (3425, 19460), (3475, 19180), (3500, 19043), (3836, 17375), (3892, 17125), (4795, 13900), (4865, 13700), (6850, 9730), (6950, 9590)]