25518115

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 37416960

約数和(自身を除く): 11898845

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 811, 899, 1015, 1085, 4055, 4495, 5677, 6293, 23519, 25141, 28385, 31465, 117595, 125705, 164633, 175987, 729089, 823165, 879935, 3645445, 5103623, 25518115]

約数ペア:

[(1, 25518115), (5, 5103623), (7, 3645445), (29, 879935), (31, 823165), (35, 729089), (145, 175987), (155, 164633), (203, 125705), (217, 117595), (811, 31465), (899, 28385), (1015, 25141), (1085, 23519), (4055, 6293), (4495, 5677)]