25090160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 61519872

約数和(自身を除く): 36429712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 151, 155, 248, 268, 302, 310, 335, 496, 536, 604, 620, 670, 755, 1072, 1208, 1240, 1340, 1510, 2077, 2416, 2480, 2680, 3020, 4154, 4681, 5360, 6040, 8308, 9362, 10117, 10385, 12080, 16616, 18724, 20234, 20770, 23405, 33232, 37448, 40468, 41540, 46810, 50585, 74896, 80936, 83080, 93620, 101170, 161872, 166160, 187240, 202340, 313627, 374480, 404680, 627254, 809360, 1254508, 1568135, 2509016, 3136270, 5018032, 6272540, 12545080, 25090160]

約数ペア:

[(1, 25090160), (2, 12545080), (4, 6272540), (5, 5018032), (8, 3136270), (10, 2509016), (16, 1568135), (20, 1254508), (31, 809360), (40, 627254), (62, 404680), (67, 374480), (80, 313627), (124, 202340), (134, 187240), (151, 166160), (155, 161872), (248, 101170), (268, 93620), (302, 83080), (310, 80936), (335, 74896), (496, 50585), (536, 46810), (604, 41540), (620, 40468), (670, 37448), (755, 33232), (1072, 23405), (1208, 20770), (1240, 20234), (1340, 18724), (1510, 16616), (2077, 12080), (2416, 10385), (2480, 10117), (2680, 9362), (3020, 8308), (4154, 6040), (4681, 5360)]