51153100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 118742400

約数和(自身を除く): 67589300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 31, 50, 58, 62, 100, 116, 124, 145, 155, 290, 310, 569, 580, 620, 725, 775, 899, 1138, 1450, 1550, 1798, 2276, 2845, 2900, 3100, 3596, 4495, 5690, 8990, 11380, 14225, 16501, 17639, 17980, 22475, 28450, 33002, 35278, 44950, 56900, 66004, 70556, 82505, 88195, 89900, 165010, 176390, 330020, 352780, 412525, 440975, 511531, 825050, 881950, 1023062, 1650100, 1763900, 2046124, 2557655, 5115310, 10230620, 12788275, 25576550, 51153100]

約数ペア:

[(1, 51153100), (2, 25576550), (4, 12788275), (5, 10230620), (10, 5115310), (20, 2557655), (25, 2046124), (29, 1763900), (31, 1650100), (50, 1023062), (58, 881950), (62, 825050), (100, 511531), (116, 440975), (124, 412525), (145, 352780), (155, 330020), (290, 176390), (310, 165010), (569, 89900), (580, 88195), (620, 82505), (725, 70556), (775, 66004), (899, 56900), (1138, 44950), (1450, 35278), (1550, 33002), (1798, 28450), (2276, 22475), (2845, 17980), (2900, 17639), (3100, 16501), (3596, 14225), (4495, 11380), (5690, 8990)]