161345125

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{947}}^1$

素因数の和:1038

約数の個数: 32

約数和(自身を含む): 212958720

約数和(自身を除く): 51613595

約数列:

[1, 5, 25, 29, 47, 125, 145, 235, 725, 947, 1175, 1363, 3625, 4735, 5875, 6815, 23675, 27463, 34075, 44509, 118375, 137315, 170375, 222545, 686575, 1112725, 1290761, 3432875, 5563625, 6453805, 32269025, 161345125]

約数ペア:

[(1, 161345125), (5, 32269025), (25, 6453805), (29, 5563625), (47, 3432875), (125, 1290761), (145, 1112725), (235, 686575), (725, 222545), (947, 170375), (1175, 137315), (1363, 118375), (3625, 44509), (4735, 34075), (5875, 27463), (6815, 23675)]