72166875

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{3499}}^1$

素因数の和:3533

約数の個数: 40

約数和(自身を含む): 131208000

約数和(自身を除く): 59041125

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 625, 825, 1375, 1875, 3499, 4125, 6875, 10497, 17495, 20625, 38489, 52485, 87475, 115467, 192445, 262425, 437375, 577335, 962225, 1312125, 2186875, 2886675, 4811125, 6560625, 14433375, 24055625, 72166875]

約数ペア:

[(1, 72166875), (3, 24055625), (5, 14433375), (11, 6560625), (15, 4811125), (25, 2886675), (33, 2186875), (55, 1312125), (75, 962225), (125, 577335), (165, 437375), (275, 262425), (375, 192445), (625, 115467), (825, 87475), (1375, 52485), (1875, 38489), (3499, 20625), (4125, 17495), (6875, 10497)]