23109275

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 34831104

約数和(自身を除く): 11721829

約数列:

[1, 5, 7, 25, 35, 37, 43, 83, 175, 185, 215, 259, 301, 415, 581, 925, 1075, 1295, 1505, 1591, 2075, 2905, 3071, 3569, 6475, 7525, 7955, 11137, 14525, 15355, 17845, 21497, 24983, 39775, 55685, 76775, 89225, 107485, 124915, 132053, 278425, 537425, 624575, 660265, 924371, 3301325, 4621855, 23109275]

約数ペア:

[(1, 23109275), (5, 4621855), (7, 3301325), (25, 924371), (35, 660265), (37, 624575), (43, 537425), (83, 278425), (175, 132053), (185, 124915), (215, 107485), (259, 89225), (301, 76775), (415, 55685), (581, 39775), (925, 24983), (1075, 21497), (1295, 17845), (1505, 15355), (1591, 14525), (2075, 11137), (2905, 7955), (3071, 7525), (3569, 6475)]