54043125

素因数分解:

$3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 99718080

約数和(自身を除く): 45674955

約数列:

[1, 3, 5, 15, 19, 25, 37, 41, 57, 75, 95, 111, 123, 125, 185, 205, 285, 375, 475, 555, 615, 625, 703, 779, 925, 1025, 1425, 1517, 1875, 2109, 2337, 2375, 2775, 3075, 3515, 3895, 4551, 4625, 5125, 7125, 7585, 10545, 11685, 11875, 13875, 15375, 17575, 19475, 22755, 23125, 25625, 28823, 35625, 37925, 52725, 58425, 69375, 76875, 86469, 87875, 97375, 113775, 144115, 189625, 263625, 292125, 432345, 439375, 486875, 568875, 720575, 948125, 1318125, 1460625, 2161725, 2844375, 3602875, 10808625, 18014375, 54043125]

約数ペア:

[(1, 54043125), (3, 18014375), (5, 10808625), (15, 3602875), (19, 2844375), (25, 2161725), (37, 1460625), (41, 1318125), (57, 948125), (75, 720575), (95, 568875), (111, 486875), (123, 439375), (125, 432345), (185, 292125), (205, 263625), (285, 189625), (375, 144115), (475, 113775), (555, 97375), (615, 87875), (625, 86469), (703, 76875), (779, 69375), (925, 58425), (1025, 52725), (1425, 37925), (1517, 35625), (1875, 28823), (2109, 25625), (2337, 23125), (2375, 22755), (2775, 19475), (3075, 17575), (3515, 15375), (3895, 13875), (4551, 11875), (4625, 11685), (5125, 10545), (7125, 7585)]