18006100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:937

約数の個数: 72

約数和(自身を含む): 46247040

約数和(自身を除く): 28240940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 887, 1015, 1450, 1774, 2030, 2900, 3548, 4060, 4435, 5075, 6209, 8870, 10150, 12418, 17740, 20300, 22175, 24836, 25723, 31045, 44350, 51446, 62090, 88700, 102892, 124180, 128615, 155225, 180061, 257230, 310450, 360122, 514460, 620900, 643075, 720244, 900305, 1286150, 1800610, 2572300, 3601220, 4501525, 9003050, 18006100]

約数ペア:

[(1, 18006100), (2, 9003050), (4, 4501525), (5, 3601220), (7, 2572300), (10, 1800610), (14, 1286150), (20, 900305), (25, 720244), (28, 643075), (29, 620900), (35, 514460), (50, 360122), (58, 310450), (70, 257230), (100, 180061), (116, 155225), (140, 128615), (145, 124180), (175, 102892), (203, 88700), (290, 62090), (350, 51446), (406, 44350), (580, 31045), (700, 25723), (725, 24836), (812, 22175), (887, 20300), (1015, 17740), (1450, 12418), (1774, 10150), (2030, 8870), (2900, 6209), (3548, 5075), (4060, 4435)]