87885080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 206064000

約数和(自身を除く): 118178920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 239, 290, 317, 478, 580, 634, 956, 1160, 1195, 1268, 1585, 1912, 2390, 2536, 3170, 4780, 6340, 6931, 9193, 9560, 12680, 13862, 18386, 27724, 34655, 36772, 45965, 55448, 69310, 73544, 75763, 91930, 138620, 151526, 183860, 277240, 303052, 367720, 378815, 606104, 757630, 1515260, 2197127, 3030520, 4394254, 8788508, 10985635, 17577016, 21971270, 43942540, 87885080]

約数ペア:

[(1, 87885080), (2, 43942540), (4, 21971270), (5, 17577016), (8, 10985635), (10, 8788508), (20, 4394254), (29, 3030520), (40, 2197127), (58, 1515260), (116, 757630), (145, 606104), (232, 378815), (239, 367720), (290, 303052), (317, 277240), (478, 183860), (580, 151526), (634, 138620), (956, 91930), (1160, 75763), (1195, 73544), (1268, 69310), (1585, 55448), (1912, 45965), (2390, 36772), (2536, 34655), (3170, 27724), (4780, 18386), (6340, 13862), (6931, 12680), (9193, 9560)]