89138950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:613

約数の個数: 48

約数和(自身を含む): 172846080

約数和(自身を除く): 83707130

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 131, 155, 262, 310, 439, 655, 775, 878, 1310, 1550, 2195, 3275, 4061, 4390, 6550, 8122, 10975, 13609, 20305, 21950, 27218, 40610, 57509, 68045, 101525, 115018, 136090, 203050, 287545, 340225, 575090, 680450, 1437725, 1782779, 2875450, 3565558, 8913895, 17827790, 44569475, 89138950]

約数ペア:

[(1, 89138950), (2, 44569475), (5, 17827790), (10, 8913895), (25, 3565558), (31, 2875450), (50, 1782779), (62, 1437725), (131, 680450), (155, 575090), (262, 340225), (310, 287545), (439, 203050), (655, 136090), (775, 115018), (878, 101525), (1310, 68045), (1550, 57509), (2195, 40610), (3275, 27218), (4061, 21950), (4390, 20305), (6550, 13609), (8122, 10975)]