681896045375

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{1307}}^1\times {\mathrm{134639}}^1$

素因数の和:135992

約数の個数: 32

約数和(自身を含む): 879136727040

約数和(自身を除く): 197240681665

約数列:

[1, 5, 25, 31, 125, 155, 775, 1307, 3875, 6535, 32675, 40517, 134639, 163375, 202585, 673195, 1012925, 3365975, 4173809, 5064625, 16829875, 20869045, 104345225, 175973173, 521726125, 879865865, 4399329325, 5455168363, 21996646625, 27275841815, 136379209075, 681896045375]

約数ペア:

[(1, 681896045375), (5, 136379209075), (25, 27275841815), (31, 21996646625), (125, 5455168363), (155, 4399329325), (775, 879865865), (1307, 521726125), (3875, 175973173), (6535, 104345225), (32675, 20869045), (40517, 16829875), (134639, 5064625), (163375, 4173809), (202585, 3365975), (673195, 1012925)]