2111477875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{18301}}^1$

素因数の和:18400

約数の個数: 32

約数和(自身を含む): 2877952896

約数和(自身を除く): 766475021

約数列:

[1, 5, 13, 25, 65, 71, 125, 325, 355, 923, 1625, 1775, 4615, 8875, 18301, 23075, 91505, 115375, 237913, 457525, 1189565, 1299371, 2287625, 5947825, 6496855, 16891823, 29739125, 32484275, 84459115, 162421375, 422295575, 2111477875]

約数ペア:

[(1, 2111477875), (5, 422295575), (13, 162421375), (25, 84459115), (65, 32484275), (71, 29739125), (125, 16891823), (325, 6496855), (355, 5947825), (923, 2287625), (1625, 1299371), (1775, 1189565), (4615, 457525), (8875, 237913), (18301, 115375), (23075, 91505)]